Major storms continue across the country following devastating overnight tornadoes in Michigan NBC NewsMulti-Day Severe Weather Outbreak Continues Today - Videos from The Weather Channel The Weather ChannelDangerous storm outbreak, tornadoes expected from Missouri to Tennessee The Washington PostTIMELINE: Oklahoma could see severe storms with tornado risk KOCO Oklahoma CityAfter Tornadoes Tear Through Michigan, More Storms Threaten Eastern U.S. The New York Times