Drug trafficking using submarines

Colombian Navy intercepts 'largest ever' narco-submarine in history with three tonnes of cocaine - World News

Mexico seizes 'narco submarine

How drug smuggling narcotics submarines boom is fuelled by Colombian cocaine boom World News

Narco Submarines: A Problem That Will Not Sink

Navy Ship Takes Down Drug Vessel, Seizes 1.5 Tons of Cocaine > U.S. Department of Defense > Defense Department News

Three Tons of Cocaine Worth $108M Seized on Narco-Submarine

Colombian National Navy Neutralizes Another Drug-Trafficking Semi-Submersible - Diálogo Américas

Open Source Intelligence: Atlantic Drug Submarine May Be Related To Pacific Example

H I Sutton - Covert Shores

Drug-smuggling drone submarines seized for the first time in Spain - CBS News

Drug Smuggling Sub's [Photos]