U.S. Customs and Border Protection Air and Marine Operations P-3 aircraft crews, on patrol in drug transit zones in Central and South America, pursued this self-propelled semi-submersible vessel smuggling cocaine Nov. 12 - 13. On November 13, a U.S. Coast Guard cutter intercepted the vessel, arrested the crew, and recovered over 3,800 pounds of cocaine. (Photo courtesy U.S. Customs and Border Protection Air and Marine Operations)