FILE – In this June 15, 2016 file photo provided by the Mexican Attorney General’s Office, Hector “El Guero” Palma, or “Blondie,” one of the founders of the Sinaloa Cartel, is escorted in handcuffs from a helicopter at a federal hangar in Mexico City, after serving almost a decade in a U.S. prison and transported to another maximum-security lockup to await trial for two murders. (Mexico’s Attorney General’s Office via AP, File)