Dwayne Maton, of Detroit, closes a truck's door that is filled with water for Flint, Mich., in Detroit, Monday, Feb. 1, 2016. Metro Detroit and Flint churches are working together to deliver cases of water after river water was not treated properly and lead from pipes leached into Flint homes. (Tanya Moutzalias/The Ann Arbor News-MLive.com Detroit via AP)

Official: Michigan should have required Flint to treat water

Michigan’s top environmental regulator says the state should have required the city of Flint to treat its water for corrosion after elevated…