
CNN's Chris Lawrence stands next to a "tornado" at a research facility where they put tornado shelters to the test.
RELATED STORY: Storms slam tornado-ravaged area as town tries to rebuild
The National Weather Service's Paul Schlatter explains how tornadoes grow into destructive storms.
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SEE ALSO: Tornado brews, mom grabs tot and runs
(CNN) – The tornado that swept through the outskirts of Oklahoma City Monday destroyed parts of U.S. Rep. Tom Cole’s hometown, the Republican lawmaker told CNN’s Wolf Blitzer.
Speaking by phone, Cole said he recognized familiar landmarks in Moore, Oklahoma, as he was watching television images of the destruction, including roofs ripped off buildings and entire blocks leveled.
CNN's Wolf Blitzer shows devastation to the Plaza Towers Elementary school as a result of the tornado that hit Oklahoma.
RELATED STORY: Live blog: Tornado devastates Oklahoma City area
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CNN's Tom Foreman highlights the path of a destructive tornado through Moore, Oklahoma. (Video)
RELATED STORY: Oklahoma tornado spread destruction like a 'two-mile-wide lawnmower blade'
Oklahoma resident David Massey posted several powerful videos of Oklahoma tornado damage to the video sharing app Vine.
In an interview with CNN's Wolf Blitzer, he describes the catastrophic tornado damage and rescue efforts underway.
Here's a tornado literally right by our house vine.co/v/b9JPhp0Qh5Y
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David Massey (@GeminiTiger86) May 20, 2013
Hurt man in Moore tornado vine.co/v/b91z5hUPmvF
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David Massey (@GeminiTiger86) May 20, 2013Must see video: CNN's Lisa Sylvester reports on an ice phenomenon that's invading dozens of lakefront homes. (Video)
Snowfall rises and records drop in the nation's midsection. George Howell reports.
RELATED STORY: Storm subsides, but misery not over yet
The impending snowstorm is bringing much needed moisture to Kansas. Erin McPike reports.
RELATED STORY: Blizzard buries Denver, barrels east to Plains
In an interview with CNN's Wolf Blitzer, iReporter Roshen Weliwatta compares Staten Island to Sri Lanka in 2004.

