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1. More US news
   1. Oklahoma tornado kills 51, including 20 kids
   2. 7 kids found drowned at tornado-flattened school
   3. What you're seeing: Videos, images from the ground
   4. KFC cook records dramatic footage of monster storm
   5. Scientists study Tornado Alley's past and future
2. More top stories
   1. Oklahoma tornado kills 51, including 20 kids
   2. LIVE LOCAL COVERAGE: Twister deals destruction, death
   3. 7 kids found drowned at tornado-flattened school
   4. KFC cook records dramatic footage of monster storm
   5. Time-lapse: Tornado's path of destruction
3. Related videos
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      Emergency workers prepare for overnight in Moore, OK
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      How to help OK tornado victims
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      National Guard brings skills, equipment to tornado scene
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      Deadly Oklahoma tornado exceptional but all too familiar