Description:Powerful storms that spawned tornadoes ripped through the U.S. Midwest. At least nine people were killed in six states. Aerial video from Hardin County in Kentucky showed collapsed buildings, trapped cars and debris. Clean up efforts were underway in the town as people sort through rubble and workers attempted to repair damaged utility poles. The violent weather went through Nebraska, Kansas, Missouri, Illinois, Indiana, and Kentucky, according to the National Weather Service.(1:05)