A KETV viewer shared a video with us showing a large tornado crossing an interstate in Nebraska.Follow KETV team coverage of severe storms here.Severe storms moving across the state prompted tornado warnings, and many KETV viewers caught the tornadoes on camera. Viewer Mike Marvin shared a video with us showing a large tornado crossing Interstate 80 near the Waverly exit. Multiple tornadoes have been spotted in the Lincoln area and the Omaha metro. Thousands of people are without power, and storm damage has been reported across the region. KETV reporter Jessica Perez was in Waterloo, noting multiple houses and buildings have been leveled.