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Tornado-Blocking Wall Proposal Torn Down by Experts

Notion of sealing off tornado alley fails to impress meteorologists.

July 1, 2014
9:05 AM EDT
In the wake of the tornado that ripped Moore, Okla. in 2013, NPR's News Apps team put together a map of the twister's path. | Brian Boyer, Christopher Groskopf, Alyson Hurt, and Matt Stiles
Shown is the rubble of a new school in Tupelo, Miss., which was damaged when an F5 tornado hit the town on April 5, 1936. | Corbis