Benjamin Arellano Felix, the former leader of one of Mexico's most feared organized crime groups, had been incarcerated since his 2002 arrest. He is flown to San Diego to face racketeering and drug conspiracy charges.Reporting from San Diego and Mexico City -- The Mexican government Friday extradited to the United States drug kingpin Benjamin Arellano Felix, the former leader of one of Mexico's most feared and powerful organized crime groups, whose ruthless reign transformed northern Baja California into a major drug trafficking corridor into the U.S.