Extreme weather: U.S. weather records

POSTED: 10:15 AM PST Nov 14, 2012    UPDATED: 02:21 PM PDT May 21, 2013 
Moore, Okla, tornado damage

A massive tornado hit Moore, Okla., on Monday. Twenty-four people have been officially confirmed dead. Take a look at some of the other extreme weather events the U.S. has faced.