Michigan floods displace thousands, raise fears of pollution at toxic waste site

Floodwater reaches the bottom of a stop sign, Wednesday, May 20, 2020, in Midland, Mich. (Katy Kildee/Midland Daily News via AP)

Ryan Stadelmaier, 16, gives a piggyback ride to his sister Rachel Stadelmaier, 27, as they cross Walden Woods Drive while helping residents tend to their flooded homes, Wednesday, May 20, 2020, in Midland, Mich. (Katy Kildee/Midland Daily News via AP)

John Kraft, an engineer for The H Hotel, wades through floodwater in the hotel's underground parking garage, Wednesday, May 20, 2020, in Midland, Mich. (Katy Kildee/Midland Daily News via AP)

Nick Fox wades through floodwater to reach his home on Nurmi Drive, Wednesday, May 20, 2020, in Midland, Mich. (Katy Kildee/Midland Daily News via AP)

Bob Yahrmarkt, right, stands on his washed out driveway next to his home, Wednesday, May 20, 2020, in Edenville, Mich. Some people living along two mid-Michigan lakes and parts of a river have been evacuated following several days of heavy rain that produced flooding and put pressure on dams in the area returned to the area to survey the damage. (AP Photo/Carlos Osorio)

A kayaker paddles out to check on a residence as the Tittabawassee River overflows, Wednesday, May 20, 2020, in Midland, Mich. People living along two mid-Michigan lakes and parts of a river have been evacuated following several days of heavy rain that produced flooding and put pressure on dams in the area. (AP Photo/Carlos Osorio)

Michigan State officers return as the Tittabawassee River overflows, Wednesday, May 20, 2020, in Midland, Mich. People living along two mid-Michigan lakes and parts of a river have been evacuated following several days of heavy rain that produced flooding and put pressure on dams in the area. (AP Photo/Carlos Osorio)