YAQUI VALLEY, Mexico — On Sept. 11, 2014, Mario Luna Romero was arrested by state judicial police in Obregón, a city on the periphery of his tribe’s territory in Sonora, and transported to a maximum-security prison. They accused him of being involved in the kidnapping of a man with links to the state government and … Continue reading As drought parches Mexico, a Yaqui water defender fights for a sacred river