By Savannah Peters And Jacques Billeaud PHOENIX (AP) — A man charged in the disappearance of a Navajo grandmother whose case has highlighted the crisis of violence against Native Americans pleaded guilty Thursday to robbery as part of a second agreement reached with prosecutors. Preston Henry Tolth, 26, could be sentenced to a maximum of five years in federal prison, with credit for three years already served, under the conditions of the proposed agreement. U.S. District Judge Douglas Rayes asked Tolth during a hearing in Phoenix if he was entering the plea because he was, in fact, guilty. “Yes, your honor,” Tolth said. Ella Mae Begay was 62 when she vanished in 2021 from Sweetwater, Arizona, a community in the northern part of the Navajo Nation where she spent her…









