This inspiring picture book tells the true story of a woman who brings desperately needed water to families on the Navajo reservation every day. Underneath the New Mexico sky, a Navajo boy named Cody finds that his family's barrels of water are empty. He checks the chicken coop-- nothing. He walks down the road to the horses' watering hole. Dry. Meanwhile, a few miles away, Darlene Arviso drives a school bus and picks up students for...