Tornado tears through Nebraska, causing severe damage in Omaha suburbs The Associated Press‘Many houses are flattened’ in Elkhorn as large tornado sweeps through KOLNMultiple tornadoes leave widespread damage across Nebraska, Iowa WOWTIowa Tornadoes Captured Live On The Weather Channel – Videos from The Weather Channel The Weather ChannelWATCH: Tornadoes tear across America’s heartland, leaving catastrophic destruction in multiple states Fox News