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Former Missouri defensive lineman Michael Sam runs the 40-yard dash during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474632827 )

Buffalo linebacker Khalil Mack makes a catch as he runs a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Former Arkansas defensive lineman Chris Smith has measurements taken during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474649775 )

Notre Dame tight end Troy Niklas, bottom, is checked by Matt Groh at the NFL football scouting combine in Indianapolis, Saturday, Feb. 22, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Missouri defensive lineman Michael Sam stretches before drills at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Texas A&M quarterback Johnny Manziel runs the 40-yard dash at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Former Syracuse defensive lineman Jason Bromley (left) and former Penn State defensive lineman DaQuan Jones ham it up during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474640593 )

Alabama defensive lineman Ed Stinson smiles as he looks to the field at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Notre Dame linebacker Prince Shembo jumps a long jump test during a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Iowa State linebacker Jeremiah George stretches on the field at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Tennessee offensive lineman Antonio Richardson (35) runs a drill at the NFL football scouting combine in Indianapolis, Saturday, Feb. 22, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Former Michigan offensive lineman Taylor Lewan takes part in the vertical jump drill during the 2014 NFL Combine at Lucas Oil Stadium on February 22, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474180335 )

Central Florida quarterback Blake Bortles throws during a drill at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Alabama quarterback AJ McCarron is measured for flexibility at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

UCLA defensive lineman Cassius Marsh drops the ball during a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Missouri defensive lineman Michael Sam reaches as James Kirkland checks his arm length during a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Notre Dame tight end Troy Niklas makes a catch as he runs a drill at the NFL football scouting combine in Indianapolis, Saturday, Feb. 22, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Utah tight end Anthony Denham waits before running the 40-yard dash at the NFL football scouting combine in Indianapolis, Saturday, Feb. 22, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Boise State defensive lineman Demarcus Lawrence stretches on the field at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Kent State running back Dri Archer runs a drill at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Saginaw Valley State wide receiver Jeff Janis catches a ball at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Former Auburn offensive lineman Greg Robinson takes part in the vertical jump drill during the 2014 NFL Combine at Lucas Oil Stadium on February 22, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474180339 )

Minnesota defensive lineman Ra'Shede Hageman runs a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Wisconsin tight end Jacob Pedersen makes a catch as he runs a drill at the NFL football scouting combine in Indianapolis, Saturday, Feb. 22, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Former Alabama quarterback A.J. McCarron works out during the 2014 NFL Combine at Lucas Oil Stadium on February 23, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474420625 )

Missouri defensive lineman Kony Ealy runs a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Penn State offensive lineman John Urschel runs a drill at the NFL football scouting combine in Indianapolis, Saturday, Feb. 22, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Former Texas A&M offensive lineman Jake Matthews stretches as he gets ready to run the 40-yard dash during the 2014 NFL Combine at Lucas Oil Stadium on February 22, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474181149 )

Penn State defensive lineman Daquan Jones stretches on the field at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Former Syracuse defensive lineman Jason Bromley takes part in a position drill during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474640587 )

Alabama linebacker Adrian Hubbard misses a catch during a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Former Buffalo linebacker Khalil Mack takes part in a position drill during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474650385 )

Former Florida State defensive lineman Timmy Jernigan takes part in position drills during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474649589 )

Former Missouri defensive lineman Kony Ealy takes part in position drills during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474649591 )

Former Texas A&M quarterback Johnny Manziel takes part in the vertical jump during the 2014 NFL Combine at Lucas Oil Stadium on February 23, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474452493 )

Former California linebacker Khairi Fortt falls while running a position drill during the 2014 NFL Combine at Lucas Oil Stadium on February 24, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474656269 )

Florida State wide receiver Kelvin Benjamin, left, is checked by Joe Kenn at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Bloomsburg defensive lineman Larry Webster runs a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Nam Y. Huh) ( NFL Combine Football )

Former Texas A&M offensive lineman Jake Matthews runs the 40-yard dash during the 2014 NFL Combine at Lucas Oil Stadium on February 22, 2014 in Indianapolis, Indiana. (Photo by Joe Robbins/Getty Images) ( 474180343 )

Wisconsin linebacker Chris Borland makes a catch as he runs a drill at the NFL football scouting combine in Indianapolis, Monday, Feb. 24, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )

Arizona running back Ka'Deem Carey runs a drill at the NFL football scouting combine in Indianapolis, Sunday, Feb. 23, 2014. (AP Photo/Michael Conroy) ( NFL Combine Football )