Article Photos: From Rockies to Rust Belt, storm brings extremes 15/16

Steve Dieckhaus arranges sand bags being filled in hopes of holding back the rising Mississippi River Thursday, April 18, 2013, in Clarksville, Mo. Middle America was overwhelmed by weather Thursday, with snow in the north, tornadoes in the Plains, and torrential rains that caused floods and transportation woes (AP Photo/Jeff Roberson)