Enrique "Kiki" Camarena Salazar was an agent of the Drug Enforcement Administration. In February 1985, Camarena was kidnapped by police officers hired by the Guadalajara Cartel. From Wikipedia
Fonseca, convicted for the 1985 murder of DEA agent Enrique 'Kiki' Camarena, was freed from confinement, leaving uncertainty over potential U.S. extradition.