Article Photos: From Rockies to Rust Belt, storm brings extremes 3/16

Police officer Shannon Vandenheuvel helps Barbara Jones from her partially submerged car   in Grand Rapids, Mich. Thursday, April 18, 2013. Middle America was getting everything nature has to throw at it on Thursday, from snow in the north to tornadoes in the Plains, and with torrential rains causing floods and transportation chaos in several states. (AP Photo/Grand Rapids Press, Chris Clark)