Park Record Media Center

Early Monday morning shows the destruction Sunday's tornado caused in this Hattiesburg, Miss., neighborhood adjacent to the University of Southern Mississippi, including the severe damage to Westminster Presbyterian Church Feb. 11, 2013, and the small truck that was flattened by the church's bricks. (AP Photo/Rogelio V. Solis)

Hattiesburg residents drag scrap metal through the yard of a destroyed home along Main Street in downtown Hattiesburg Miss., Feb. 11, 2013. A tornado swept through the area Sunday afternoon cutting a path of destruction through the city. (AP Photo/ Hattiesburg American, Ryan Moore)

A trampoline rests on top of a damaged American Red Cross disaster relief truck outside of the Hattiesburg American Red Cross center which was completely destroyed by an apparent tornado that moved through Hattiesburg, Miss., Sunday, Feb. 10, 2013. (AP Photo/The Hattiesburg American, Bryant Hawkins)

A tornado touches down near Hattiesburg, Mississippi on Feb. 10, 2013. The tornado, which touched down at approximately 5:30 p.m. local time, was reported to have injured three people and caused damage to the nearby campus of the University of Southern Mississippi. REUTERS/Jordan Holliman/Handout

Extensive damage at the University of Southern Mississippi on Hardy Street in Hattiesburg Miss., Feb 10, 2013 after a tornado passed through the city Sunday afternoon. (AP Photo/Hattiesburg American, Ryan Moore)

A women observes the damage to a closed and unoccupied dormitory on the University of Southern Mississippi campus caused by an apparent tornado in Hattiesburg, Miss., Sunday, Feb. 10, 2013. (AP Photo/The Student Printz, Jana Edwards)

Trees lie uprooted in front of the University of Southern Mississippi campus in Hattiesburg, Miss., after an apparent tornado Sunday, Feb. 10, 2013. (AP Photo/Chuck Cook)

A business at 5133 Lincoln Road Extension in Hattiesburg, Miss., is damaged after an apparent tornado Sunday, Feb. 10, 2013. Major damage was reported in Hattiesburg and Petal, including on the campus of the University of Southern Mississippi. (AP Photo/Chuck Cook)

Emergency personnel stage near the University of Southern Mississippi along Hardy Street in Hattiesburg Miss., Sunday, Feb 10, 2013 after a tornado passed through the city. Major damage was reported in Hattiesburg and Petal, including on the campus of the University of Southern Mississippi. (AP Photo/The Hattiesburg American, Ryan Moore)

A heavily damaged vehicle sits near the front of the University of Southern Mississippi on Hardy Street in Hattiesburg Miss., Feb 10, 2013 after a tornado passed through the city Sunday afternoon. (AP Photo/Hattiesburg American, Ryan Moore)

A house is damaged in Hattiesburg Miss. after a tornado passed through the city Sunday, Feb. 10, 2013. (AP Photo/Hattiesburg American, Ryan Moore)

Two people are seen consoling one another in a shattered door way along Hardy Street in Hattiesburg Miss., Feb 10, 2013 after a tornado passed through the city Sunday afternoon, Feb. 10, 2013. Major damage was reported in Hattiesburg and Petal, including on the campus of the University of Southern Mississippi. (AP Photo/The Hattiesburg American, Ryan Moore)

An overturned car lies in front of the University of Southern Mississippi campus in Hattiesburg, Miss., after a possible tornado Sunday, Feb. 10, 2013. (AP Photo/Chuck Cook)

Hardy Street in front of the University of Southern Mississippi campus is obstructed by debris blown by an apparent tornado in Hattiesburg, Miss., Sunday, Feb. 10, 2013. (AP Photo/The Student Printz, Jana Edwards)

Hattiesburg Police officers talk to onlookers at a damaged gas station in Hattiesburg, Miss. after an apparent tornado that moved through area on Sunday, Feb. 10, 2013. (AP Photo/The Hattiesburg American, Bryant Hawkins)

The American Red Cross center in Hattiesburg, Miss., is completely destroyed after an apparent tornado that moved through area on Sunday, Feb. 10, 2013. (AP Photo/The Hattiesburg American, Bryant Hawkins)

A tornado is pictured near Hattiesburg, Mississippi in this still image from a video shot on February 10, 2013. The tornado, which touched down at approximately 5:30 p.m. local time, was reported to have injured three people and caused damage to the nearby campus of the University of Southern Mississippi. REUTERS/Rynal Grant/Handout

The Ogletree House building shows heavy damage from Sunday's tornado on the University of Southern Mississippi campus in Hattiesburg, Mississippi, February 11, 2013. Authorities were assessing the damage on Monday caused by a swarm of tornadoes and severe weather that ripped through seven Mississippi counties, injuring dozens of people as homes and other buildings were torn apart. REUTERS/Kelly Dunn/University of Southern Mississippi

The Jazz Station building on the campus of the University of Southern Mississippi shows heavy damage from Sunday's tornado in Hattiesburg, Mississippi, February 11, 2013. REUTERS/Kelly Dunn/University of Southern Mississippi

A damaged vehicle is pictured after Sunday's tornado on the University of Southern Mississippi campus in Hattiesburg, Mississippi, February 11, 2013. REUTERS/Kelly Dunn/University of Southern Mississippi

Early Monday morning sunlight shows the destruction Sunday's tornado caused in this Hattiesburg, Miss., neighborhood adjacent to the University of Southern Mississippi, including the severe damage to Westminster Presbyterian Church Feb. 11, 2013. (AP Photo/Rogelio V. Solis)

A Hattiesburg, Miss., resident walks through a tornado damaged neighborhood Monday, Feb. 11, 2013, after cutting away branches blocking a senior citizen's entrance to her home following a Sunday afternoon tornado that caused damage throughout the South Mississippi college town. (AP Photo/Rogelio V. Solis)

Ogletree House lies in ruins on the campus of the University of Southern Mississippi in Hattiesburg, Miss., Monday, Feb. 11, 2013, after a tornado struck the area Sunday afternoon. The building, built in 1912, housed the university alumni association offices. (AP Photo/Chuck Cook)

Monday morning shows the destruction Sunday's tornado caused to the Westminster Presbyterian Church in Hattiesburg, Miss., Feb. 11, 2013. (AP Photo/Rogelio V. Solis)

Marie Key, 68, said she is hoping to salvage what she can Monday morning, Feb. 11, 2013 at her Hattiesburg, Miss., home following Sunday's tornado. She was alone in her one-story brick house when the storm hit and dove under a kitchen table, hitting her head. At least three trees hit her house, which she said was also damaged during Hurricane Katrina and another storm in 1998. (AP Photo/Rogelio V. Solis)

Hardy Street in front of the University of Southern Mississippi campus is obstructed by debris blown by an apparent tornado in Hattiesburg, Miss., Sunday, Feb. 10, 2013. (AP Photo/The Student Printz, Jana Edwards)