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Kelsey K., left, smells a strain of marijuana as Austin Labry, both from New Orleans, Louisiana, looks on at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Customers wait in line, which was more than 300 deep by 10 a.m., during the first day of retail marijuana sales in the United States at LoDo Wellness. Customers purchase marijuana legally for the first time in decades on Wednesday, January 1, 2014. (Photo by AAron Ontiveroz/The Denver Post) ( CD02POTLEGAL )

High Country Healing opens its doors at 10 a.m. for its first day selling recreational marijuana. Many choices of strains are visible through the glass cases. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10765 )

A line forms outside the Cannabis Club on Main Street in downtown Breckenridge for an 8 a.m. opening. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10421 )

Sean Azzariti, of Denver, an Iraq war veteran who suffers from post-traumatic stress disorder made the first purchase of recreational marijuana, under the new law, at 3D Cannabis Center in Denver, January, 01 2014. Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ24467 )

Skyler Hall weighs grams of Marijuana at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11843 )

Former Marine and Iraq War veteran Sean Azzariti pays for his order on the first day of legal recreational marijuana sales in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA17093 )

Justin Auchenbach, of Casper, Wyoming, celebrates while making his purchase during the first day of retail marijuana sales in the United States at LoDo Wellness. Customers purchase marijuana legally for the first time in decades on Wednesday, January 1, 2014. (Photo by AAron Ontiveroz/The Denver Post) ( CD02POTLEGAL )

The line stretches around the block at Bud Med to open in Edgewater on the first day of legal recreational marijuana sales in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA18501 )

Lance Kosakewich, from Fort Collins, barrowed his grandparents car to drive to Denver to be one of the first customer to buy recreational marijuana, at 3D Cannabis Center in Denver, January, 01 2014. Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ24955 )

Lance Kosakewich, from Fort Collins, barrowed his grandparents car to drive to Denver to be one of the first customer to buy recreational marijuana, at 3D Cannabis Center in Denver, January, 01 2014. Kosakewich celebrates as he leaves the shop after buying $80 in recreational marijuana. Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ24955 )

Customers wait outside BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am and had already served 350 people by 2:30 PM. Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW21622 )

Toby Rodriguez of Denver waits for Bud Med to open in Edgewater on the first day of legal recreational marijuana sales in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA17758 )

EDGEWATER, CO - JANUARY 1: Kyle Popper claps his hands as he walks through the doors of Northern Lights Cannabis Co in Edgewater, Colorado on January 1, 2014 becoming the dispensaries first legal recreational customer. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Dan Briley, right, and Greg Nidy check out the available strains through a window in the waiting room at Northern Lights Cannabis Co in Edgewater, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Loki (no last name given) tells Jess Vanderpool that he is looking for a really stinky strain of marijuana at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Toby Rodriguez of Denver listens before making his choices at Bud Med in Edgewater on the first day of legal recreational marijuana sales in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA18051 )

Packages of marijuana labeled for recreational use are spread out on a counter as workers continued to prepare inventory for the first day of recreational marijuana sales at Northern Lights Cannabis Co in Edgewater, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Pre-packeged containers of marijuana sit in crates ready for purchase at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Employees restock edibles at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

High Country Healing opens its doors at 10 a.m. for its first day selling recreational marijuana. Bud-tenders from left to right Joseph Lindsey, Katherine Whelan, and Erick Gerber, work quickly to package customer's orders. Gerber commented that under medicinal sales he had worked with maybe two customers at a time with one or two in the waiting room next door. Today, about 30 people are patiently waiting in the room next door. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10750 )

Mike Kennedy smells the strain Jilly Bean as he contemplates his choices before making a purchase at Northern Lights Cannabis Co in Edgewater, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Ryan Garvey, left, smells a strain of marijuana Joaquin Ortega was packaging up for a customer at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

High Country Healing opens its doors at 10 a.m. for its first day selling recreational marijuana. Two of some of the first customers inside, Owen Provorse, left, and Eric Raubach check out the strains that are available for them to purchase. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10778 )

Customers snake through a waiting area at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am and had already served 350 people by 2:30 PM. Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW12000 )

Co-owner Cheri Hackett celebrates with her staff moments before opening BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11038 )

NORTHGLENN, CO. - JANUARY 01: Co-owner Robin Hackett is congratulated by a friend at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW12201 )

Shane Martin check out the grow room after buying recreational marijuana, at 3D Cannabis Center in Denver, January, 01 2014. Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ25105 )

Just after the 8 a.m. opening inside the Cannabis Club on Main Street downtown, customers are busy buying their marijuana in various forms, including edibles. Bud-tenders help customers with their orders. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10696 )

Media crowd into a room to see the first purchase of recreational marijuana at 3D Cannabis Center in Denver, January, 01 2014. Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ24467 )

Sean Azzariti, of Denver, an Iraq war veteran who suffers from post-traumatic stress disorder, shows off his receipt after making the first purchase of recreational marijuana, under the new law, at 3D Cannabis Center in Denver, January, 01 2014. Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ24467 )

Cynthia Johnston 69 of LA holds her order form on the first day of legal recreational marijuana sales at the 3D Cannabis Center in Denver Colorado. Johnston stays with her cousin in Lafayette, it is the first place she became a patient and the first place she got high in 1966. January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA17660 )

With a steady snow falling, a line forms outside the Cannabis Club on Main Street downtown for an 8 a.m. opening. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10470 )

Jessica Wood of Denver waits for her number, 59, during the first day of legal recreational marijuana sales at the 3D Cannabis Center in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA17470 )

A man who did not want to provide his name displays a commemorative Amendment 64 T-shirt in front of LoDo Wellness. The first day of retail sales of marijuana in Colorado on Wednesday, January 1, 2014. (Photo by AAron Ontiveroz/The Denver Post) ( CD02POTLEGAL__AO10192 )

Al Vanaria sports a timely sweatshirt at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11875 )

The crowd kept growing during the first day of legal recreational marijuana sales at the 3D Cannabis Center in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA17705 )

Customers wait outside BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11544 )

Customers wait outside BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW10972 )

David Mochal waits in the line outside BotanaCare 21+ in Northglenn, CO January 01, 2014. Mochal said, "it's unbelievable... now we can have fun and be safe." The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW21506 )

Garrett Sellars, 21, shows an edible to Ashly Carius, 21, both of Oklahoma City, as the shop at LoDo Wellness. The first day of retail sales of marijuana in Colorado on Wednesday, January 1, 2014. (Photo by AAron Ontiveroz/The Denver Post) ( CD02POTLEGAL__AO10259 )

Rhett Jordan happy to make the first purchase at 10 o'clock in Bud Med in Edgewater on the first day of legal recreational marijuana sales in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA17901 )

Florine Keller of Switzerland is the first international buyer at Bud Med to open in Edgewater on the first day of legal recreational marijuana sales in Denver Colorado January 01, 2014 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD01legal_JA18281 )

Strains of marijuana at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

(l-r) Danielle Hackett, Chantelle Hackett-Smith and Abby McLean sell marijuana to a customer at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11711 )

Ric Weiler, 60, bought a quarter ounce and some edibles at BotanaCare 21+ in Northglenn, CO January 01, 2014. Weiler said, "it's a historic day, I've been waiting for this for 45 years, the end of proibition... It's just awesome, freedom, liberty and democracy. The retail marijuana center opened to a line of people at 9am when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW21583 )

Jesse Phillips, of Denver, raises his arms before making the first purchase at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11310 )

(l-r)Rick Hanson, Chantelle Hackett-Smith and her sister Danielle Hackett fill orders for customer at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW12319 )

(l-r) Danielle Hackett and Chantelle Hackett-Smith sell an assortment of marijuana products to a customer at BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11786 )

A worker weighs out marijuana for prepackaged sales at Northern Lights Cannabis Co in Edgewater, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Just after the 8 a.m. opening inside the Cannabis Club on Main Street downtown, customers are busy buying their marijuana in various forms, including edibles. Bud-tender Josh Smith, helps a customer with their order. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10632 )

Just after the 8 a.m. opening inside the Cannabis Club on Main Street downtown, customers are busy buying their marijuana which must leave the store in a child-proof container. (Photo by Kathryn Scott Osler/The Denver Post) ( SP02HKCDU_KO10529 )

Curtis Durham, of Chandler, Texas, looks through his purchase after being the second person in line during the first day of retail marijuana sales in the United States at LoDo Wellness. Customers purchase marijuana legally for the first time in decades on Wednesday, January 1, 2014. (Photo by AAron Ontiveroz/The Denver Post) ( CD02POTLEGAL )

A jar of the marijuana strain Island Sweet Skunk sits on the counter in front of a mural of journalist Hunter S. Thompson at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Jessica Lent shows a customer what strains of marijuana are available for recreational purchase at Northern Lights Cannabis Co in Edgewater, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

Joaquin Ortega packages marijuana for a customer at Denver Kush Club in Denver, Colorado on January 1, 2014. The first legal sales of marijuana in the world took place in Colorado on Wednesday morning. (Photo by Seth McConnell/The Denver Post) ( CD02POTLEGAL )

(l-r) Damian Stasek and Sterling Hamilton celebrate after making the their purchases at BotanaCare 21+ in Northglenn, CO January 01, 2014. The pair were among the first in line at the center when it opened at 9am on January 1, 2014. Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11460 )

Damian Stasek smells a joint he bought at BotanaCare 21+ in Northglenn, CO January 01, 2014. The pair were among the first in line at the center when it opened at 9am on January 1, 2014. Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11513 )

NORTHGLENN, CO. - JANUARY 01: Ed Mildenberger, 71, waits in line at BotanaCare 21+ in Northglenn, CO January 01, 2014. Ed said he wasn't sure if he would buy any marijuana, "It's not about enjoying the product, it's about enjoying the change, legal and social... It's an important occasion to celebrate the the turn around of something that should never have gotten to the point it did. I'm talking about crime... we have more people in prison than any other country and this contributes to it." The retail marijuana center opened to a line of people at 9am when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW21759 )

With customer numbers strung around his neck, building owner Donald Andrews, whose wife Linda owns the dispensary, chats with customers Justin Auchenbach and Elizabeth Mendoza, of Casper, Wyoming, during the first day of retail marijuana sales in the United States at LoDo Wellness. Customers purchase marijuana legally for the first time in decades on Wednesday, January 1, 2014. (Photo by AAron Ontiveroz/The Denver Post) ( CD02POTLEGAL )

Customers lineup to buy recreational marijuana at 3D Cannabis Center in Denver, January, 01 2014. The crowd stood in the snow to buy marijuana as Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ23904 )

Co-owner Cheri Hackett talks with customers moments before opening BotanaCare 21+ in Northglenn, CO January 01, 2014. The retail marijuana center opened to a line of people at 9am on January 1, 2014 when Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11141 )

(l-r) Sterling Hamilton and Jesse Phillips wait outside the entrance of BotanaCare 21+ in Northglenn, CO January 01, 2014. The pair were first in line at the center when it opened at 9am on January 1, 2014. Colorado became the first place anywhere in the world to allow legal marijuana sales to anybody over 21 for any purpose. (Photo By Craig F. Walker / The Denver Post) ( 010114_MARIJUANA_CW11002 )

The line was short early in the morning to buy recreational marijuana at 3D Cannabis Center in Denver, January, 01 2014. The crowd grew later in the morning as Colorado became the first U.S. state to allow the sell of recreational marijuana. (Photo by RJ Sangosti/The Denver Post) ( CDPOT3DEVENT_RJ23904 )

Max Montrose cheers the new year during the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA16242 )

Diamond Dabs Janelle at the dab bar at the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA15685 )

Amalia Janisch operations manager at Canna Punch (center) lets out a long slow hit at the crowded dab bar during the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA15743 )

Extractor Nick Golder running the left side of the bad bar during the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA16158 )

Jacob Castro lights up at the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA15408 )

Nichole West lighting up at the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA15503 )

Regina Nelson of the Cannabis Patient Network Institute at the bad bar during the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA15974 )

Canna Caregivers general manager Amy Reynolds watches as her fiancee Mike Cadwell blows out a large hit of hash at the Prohibition is Over! party at Casselman's Bar and Venue by The Hemp Connoisseur & Mahatma Extreme Concentrates December 31, 2013 Denver, CO. (Photo By Joe Amon/The Denver Post) ( CD31CASSELMANS_JA15315 )

At midnight, Shyloh Rose raises his right hand with a joint at midnight to celebrate the new year and the beginning of legal retail sales of pot in Colorado while thousands of people celebrate the new year on the 16th Street Mall in Denver, Co on December 31, 2013. (Photo By Helen H. Richardson/ The Denver Post) ( cd01NEWYEARS_DSC_7088 )

At midnight, Darrion Rouse, left, raises his hand with a joint in it at midnight to celebrate the new year and the beginning of legal retail sales of pot in Colorado while thousands of people celebrate the new year on the 16th Street Mall in Denver, Co on December 31, 2013. (Photo By Helen H. Richardson/ The Denver Post) ( cd01NEWYEARS_DSC_7129 )

At midnight, Shyloh Rose, third from right, raises up a bag of pot in his right hand with friends as they celebrate the new year and the beginning of legal retail sales of pot in Colorado while thousands of people celebrate the new year on the 16th Street Mall in Denver, Co on December 31, 2013. (Photo By Helen H. Richardson/ The Denver Post) ( cd01NEWYEARS_DSC_7198 )

At midnight, Rudy Garcia smokes pot out of a pipe to celebrate the new year and the beginning of legal retail sales of pot in Colorado while thousands of people celebrate the new year on the 16th Street Mall in Denver, Co on December 31, 2013. (Photo By Helen H. Richardson/ The Denver Post) ( cd01NEWYEARS_DSC_7235 )

At midnight, Rudy Garcia shares his pot smoke with his girlfriend Kalaja Olguin as the two celebrate the new year and the beginning of legal retail sales of pot in Colorado while thousands of people celebrate the new year on the 16th Street Mall in Denver, Co on December 31, 2013. (Photo By Helen H. Richardson/ The Denver Post) ( cd01NEWYEARS_DSC_7257 )