Both men face a range of serious charges, including drug trafficking, murder conspiracy and weapons violations.
Trump designated drug cartels terrorist organizations and Mexico extradited 29 alleged members, one a suspect in a notorious DEA killing in 1985.
Mexico has handed over 29 drug cartel figures to the United States, including one of the FBI’s most wanted, Rafael Caro Quintero, in what observers say is a “show of compliance” by Mexican authorities.
The Mexican drug kingpin who was brought to the United States on Thursday is accused in the 1985 kidnapping, torture and murder of DEA agent Enrique “Kiki” Camarena.