In 1975, Escobar started developing his cocaine operation.

Officials announced the arrest of a man they described as the leader of a multimillion-dollar heroin and cocaine operation.

Bryant and Parker were principals in a Detroit-based cocaine operation.

The dispute involved the cartel's cocaine operations in Panama.

Chambers and Kovell were charged with running a cocaine operation out of the apartment.

Since 1996, a society developed, with cocaine operations run by Colombian drug lords incarcerated there.

Instead, investigators said, they were more or less stumbled across during an investigation of a Long Island-based cocaine operation by the Suffolk County Police Department.

He knew Gioiosa was a big gambler and the "mule" for the cocaine operation for Stenger and Fry.

It was also discovered that he was running a cocaine operation in Barrow County, Georgia.

Analysts say that many cocaine operations are moving into Peru and Bolivia.