Part 1: "Here's to Flint": a Look at the Battle for Clean Water in Flint From the ACLU

 As voters head to the polls in four states today, with Michigan seen as the top prize, the ongoing Flint water crisis has become a major campaign issue for Democrats. The crisis began when an unelected emergency manager appointed by Michigan Governor Rick Snyder switched the source of Flint's water to the corrosive Flint River in an apparent bid to save money.