U.S. prosecutors accuse him of accepting tens of millions of dollars in bribes — often stuffed in briefcases full of cash — to shield the Sinaloa cartel from law enforcement.
In January, the former Mexican official pleaded not guilty to charges of cocaine trafficking conspiracy and a false statement.
It wasn’t clear if the Mexican officials hope to bring García Luna back before a U.S. trial or before any potential prison time there. Some past Mexican officials were tried at home after serving a sentence in the U.S.
The day after Cienfuegos was returned to Mexico, Foreign Secretary Marcelo Ebrard said that Mexico wants any trials of allegedly corrupt public officials to take place in Mexico rather than abroad, though he distinguished the cases of Cienfuegos and García Luna, noting the latter had been a resident of the U.S.