Tornado devastates Moore, Oklahoma (46 images)

A pile of debris is seen in Moore, Oklahoma in the aftermath of a series of tornadoes that devastated several towns south of Oklahoma City, May 21, 2013. On May 20 tornadoes swept through severals towns south of Oklahoma City leaving a path of destruction and killing at least 24 people, including at 9 children. UPI/J.P. Wilson

A pile of debris is seen in Moore, Oklahoma in the aftermath of a series of tornadoes that devastated several towns south of Oklahoma City, May 21, 2013. On May 20 tornadoes swept through severals towns south of Oklahoma City leaving a path of destruction and killing at least 24 people, including at 9 children. UPI/J.P. Wilson

A pile of debris is seen in Moore, Oklahoma in the aftermath of a series of tornadoes that devastated several towns south of Oklahoma City, May 21, 2013. On May 20 tornadoes swept through severals towns south of Oklahoma City leaving a path of destruction and killing at least 24 people, including at 9 children. UPI/J.P. Wilson

A pile of debris is seen in Moore, Oklahoma in the aftermath of a series of tornadoes that devastated several towns south of Oklahoma City, May 21, 2013. On May 20 tornadoes swept through the area leaving a path of destruction and killing at least 24 people. UPI/J.P. Wilson