Former kingpin for Colombian drug cartel pleads guilty in U.S. District Court . He faces up to 20 years in prison and a $250,000 fine if convicted of conspiracy to distribute cocaine. `` This notorious leader of the extremely violent Norte Valle Cartel is where he belongs : behind bars for murder , drug trafficking and racketeering , '' acting Drug Enforcement Agency Administrator Michele M. Leonhart said in a news release . FBI calls cartel `` most powerful and violent drug trafficking organization in Colombia ''
Former kingpin for Colombian drug cartel pleads guilty in U.S. District Court . He faces up to 20 years in prison and a $250,000 fine if convicted of conspiracy to distribute cocaine. FBI calls cartel `` most powerful and violent drug trafficking organization in Colombia ''