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Warm Air

Fallen trees and destroyed homes litter Hickory Folk Road on April 17 in Gloucester, Virginia. A tornado that barreled across Gloucester Saturday evening cut a mile-wide swath of destruction about 7 1/2 miles long from Coke to the Mathews County line, leaving three residents dead and more than 60 injured, said Sheriff Steve Gentry. (credit: Jay Paul/Getty Images)

Deadly Tornado Outbreak Explained

One of the largest tornado outbreaks in recent history occurred this past weekend with close to 200 tornadoes moving from the Plains to the Gulf to the Carolinas.