Across the U.S. Midwest, heavy rain and snowmelt have sent rivers over levees, submerging farms and whole neighborhoods in several states.William Brangham has our report. In Peru, Nebraska, National Guard trucks bring a lifeline, bottled water.Volunteers unload the water after flooding from the Missouri River shut down the town's water treatment plant.Fred Knapp of Nebraska PBS station NET was in Peru.Down here, there are about 10 houses that have been flooded by the Missouri River after a levee broke north of here.Across the state, roads, livestock and hundreds of homes have been swallowed by floodwaters.It is devastating. It is devastating. Flooding began last week after a massive late-winter storm hit.Water levels rose through the weekend, hitting those who live along the Missouri River the hardest.It's about as bad as it gets. You know, you're starting over.Lisa Lemus, from Sarpy County, is one of hundreds who had to evacuate when waters flooded her home.There is no words that can describe somebody's mental state when all this comes down.Rescuers in airboats came to save those who couldn't escape in time.Across the Midwest, floodwaters brought record river levels to 41 places, including 17 spots in Nebraska.The water reached seven feet in some areas.On the eastern side of the Missouri River, nearly 2,000 people have been evacuated across Iowa.