Tornado Alley

The story of the May 20, 2013 tornado that hit the town of Moore, Oklahoma.

Eyewitnesses recall a tornado that struck Joplin, MO., on May 22, 2011.

People who were trapped by tornados in Alabama and Oklahoma recell their experiences

Tornado survivors include a college soccer team in Tennessee ; a group of strangers who sought refuge in a gas station beer cooler in Missouri; and a teacher and her students in Oklahoma

Meteorologists and engineers examine the potentials effects of a tornado on Washington, D.C.

Meteorologists, engineers and emergency-management experts examine the potentials effects of a tornado on Miami

Tornado survivors discuss the reasons they believe their lives were spared

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