PHOENIX – Three men were recently arrested for their alleged involvement in a southern Arizona drug ring, federal authorities announced Tuesday. Jose Gracia-Vega, 28, of Tucson, Ulises Yescas-Garcia, 23, of Tucson and Sebastian Higuera-Fuentes, 22, of Nogales, Mexico, are accused of conspiring to sell large amounts of methamphetamine in Tucson since February, according to the U.S. Attorney’s Office for the District of Arizona.