After uranium mining poisoned their wells, thousands of Navajos must drive long miles to get water that is safe to drink.
"BLACK FALLS -- Teeth clack involuntarily and tools rattle on the floor board under the backseat of Milton Yazzie's Silverado as he and his frail mother bounce along the washboard-creased dirt road from their home.
For mile after dusty mile, rise after rutted descent, the truck rocks toward the dry river and then Flagstaff, the screech of Led Zeppelin on the radio inside and of a high-desert wind outside. Three plastic barrels bounce along in the truck bed.
It's water day on the reservation."