Morning Joe 05/21/13

'Hard to stomach' the scene in Oklahoma, says meteorologist

The Weather Channel's Mike Bettes reports from Moore, Okla. on Monday's devastating tornado which touched down at roughly 3 p.m. and according to the National Weather Service, was an EF-4, which is the second-most powerful type of twister. Bettes also discusses the 1999 tornado that also touched down in Moore. ... more Duration: {{video.duration.momentjs}}