Self-Propelled Semi-Submersible

$180M In "Drug Sub" Cocaine Offloaded In MiamiFifteen thousand pounds of cocaine, worth more than $180 million, seized from a drug sub in the Caribbean, was offloaded in Miami Tuesday morning.
Drug Sub Busted, $180 Million In Cocaine AboardThe U.S. Coast Guard has recovered a so-called “narco submarine”, used by Colombian drug cartel members to export cocaine into the United States.