Shannon Rivers, a member of the Akimel O'odham tribe, lights a fire for the purification ceremony at the Coconino County jail. Inmates will help him put blankets over the sweat lodge structure, place heated rocks inside and pour water over them. Laurel Morales/KJZZ hide caption

itoggle caption Laurel Morales/KJZZ

Leo Thompson stands in front of his isolated home, where he has lived for 35 years, on the Navajo Nation reservation. Like an estimated 18,000 Navajos homes, his his isn't connected to the electrical grid — it's a half-mile from the nearest line — and until recently Thompson used a generator for power. Ibby Caputo for NPR hide caption

itoggle caption Ibby Caputo for NPR

Beginning April 1, all sugary beverages and food of "minimal-to-no nutritional value" sold on the Navajo reservation will incur an additional 2-cent tax. April Sorrow/Flickr hide caption

itoggle caption April Sorrow/Flickr