

A destroyed neighborhood is seen in Joplin, Mo. Tuesday, May 24, 2011. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses.

A destroyed neighborhood is seen in Joplin, Mo. Tuesday, May 24, 2011. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses

Rescue workers gather at a destroyed Home Depot in Joplin, Mo. Tuesday, May 24, 2011. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses.

Missouri National Guard Col. Randy Alewel surveys the path of a powerful tornado through Joplin, Mo. Tuesday, May 24, 2011. A tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses and killing at least 116 people.

Rescue workers gather at a destroyed Home Depot in Joplin, Mo. Tuesday, May 24, 2011. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses

Missouri National Guard Col. Randy Alewel surveys the path of a powerful tornado through Joplin, Mo. Tuesday, May 24, 2011. A tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses and killing at least 116 people

A destroyed shopping center is seen in Joplin, Mo. Tuesday, May 24, 2011. A tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses and killing at least 116 people

A damaged home stands alone in a destroyed neighborhood is seen in Joplin, Mo. Tuesday, May 24, 2011. A tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses and killing at least 116 people

A destroyed neighborhood is seen in Joplin, Mo. Tuesday, May 24, 2011. A tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses and killing at least 116 people

The destroyed neighborhood is seen in Joplin, Mo. Tuesday, May 24, 2011. A tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses and killing at least 116 people

Damaged Joplin High School is seen among a destroyed neighborhood in Joplin, Mo. Tuesday, May 24, 2011. A tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses and killing at least 116 people

A wet gibbon huddles in the rain at the Henry Doorly Zoo in Omaha, Neb., Tuesday, May 24, 2011. A low pressure system in the Central Plains is creating a wide area of severe storms

Steve Stafford and Kathy Butler help salvage belongings from the apartment of a friend in Joplin, Mo., Tuesday, May 24, 2011. At least 116 people were killed and hundreds more injured when a tornado cut a destructive path through Joplin on Sunday evening. The man who lived in the apartment survived with cuts and bruises by huddling in a closet at the rear, despite having a neighbor's car thrown through the building

Rescue workers search tornado damage for a 16-month-old baby, Tuesday, May 24, 2011 in Joplin, Mo. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses.

In this Monday, May 24, 2011 photo, Joplin Tornado Mid Central Contractors employees work to disassemble a giant pile of twisted metal where a body was found in Joplin, Mo., Monday.

In this Monday, May 24, 2011, photo, Greg Vandekamp, left, and Patience Scanlon, right, of the Humane Society of Missouri, work to get an angry cat into a cage for rescue

In this Monday, May 24, 2011, photo, Mari Carmona, 10, poses in the rubble of a church that claimed the life of her father and eight-year-old sister, Arriy. Carmona was working with her friend, Jillian Radcliff, left, to find her sister's stuffed tiger and her mother's purse in the leveled building in Joplan, MO. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses

In this Monday, May 24, 2011 photo, Joreno, head of a triage center west of St. John's hospital, assesses an injury to volunteer Rosie Tizzard with Oklahoma City nurse Tammy Gassaway, right, after Tizzard slipped on a tile floor during a search for survivors. in Joplin, Mo., Monday. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses.

Rescue workers search for a body at the Greenbriar Nursing Home in Joplin, Mo., on Tuesday, May 24, 2011. A search dog hit on a spot in the damaged building, and rescuers suspected it might be the body of a missing resident

Bill Book, from Carthage, Mo., left, and Mary Vantrease, from Joplin, Mo., look over the damage at the Hampshire Terrace Apartments in Joplin on Tuesday May, 24, 2011. Vantrease lives in the second-floor apartment, but wasn't home at the time the tornado struck.

Carra Reed moves a door as she looks through the rubble of her mother's home Tuesday, May 24, 2011, in Joplin , Mo. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses.


Joplin High School sophomore Landan Taylor makes has way across the wreckage of the school's theater in Joplin, Mo., Tuesday, May 24, 2011. At least 116 people were killed and hundreds more injured when a tornado cut a destructive path through Joplin on Sunday evening. Classes at all Joplin schools have been canceled for the rest of the schoolyear after four schools were damaged or destroyed

Displaced cattle walk through debris in eastern Joplin, Mo. Tuesday, May 24, 2011. A large tornado moved through much of the city Sunday, damaging a hospital and hundreds of homes and businesses.