Rafael Caro Quintero was arraigned on multiple drug and weapons offenses in Brooklyn federal court following his extradition Thursday to the U.S. from Mexico.

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.

Alleged drug cartel boss Rafael Caro Quintero, who spent decades in prison in Mexico for the murder of a U.S. drug enforcement agent, pleaded not guilty in a U.S. court on Friday to drug trafficking charges that could result in his execution.

BROOKLYN (CN) — Drug lord Rafael Caro Quintero, who masterminded the killing of a U.S. Drug Enforcement Administration agent in 1985, pleaded not guilty Friday after Mexico expelled him and 28 other cartel figures to the United States this week.

Mexico has sent drug lord Rafael Caro Quintero, who is wanted for the notorious killing of a U.S. DEA agent in 1985, to the United States with 28 other prisoners requested by the U.S. government, the Justice Department confirmed Thursday evening.

Mexico has extradited dozens of drug cartel figures to the U.S., including Rafael Caro Quintero -- who was behind the kidnapping and murder of DEA agent Enrique "Kiki" Camarena.