For thousands of years Indigenous North Americans drank some of the world's purest drinking water. Then came colonization and government neglect. First Nations' water quality fell and, with it, their health. But as Jay learns, change is coming thanks to Indigenous Water Protectors, like Deon Hassler, a teacher of water treatment plant operators for the File Hills Qu'Appelle Tribal Council, and helpers, like Bob Patrick, a water expert at the University of Saskatchewan.