Floods Force Rescues in Iowa and South Dakota

More than a million people in the Upper Midwest were under flood warnings early Sunday morning, after days of heavy rain caused major flooding, forced evacuations and led to rescues in Iowa and South Dakota.The flood warnings were in place for rivers in parts of Illinois, Iowa, Nebraska, Minnesota, Nebraska, South Dakota and Wisconsin. Some of the warnings were scheduled to end later on Sunday; others were in effect until further notice. A flood warning means that flooding is imminent or already occurring.In Iowa, several rivers have been peaking above levels reported during a 1993 flood…