Accompany an elite unit of Drug Enforcement Administration agents as they patrol the bustling terminals of Colombia’s El Dorado International Airport, hunting for individuals smuggling cocaine.

Drug Enforcement Administration agents are pursuing one of their most difficult targets – a high-speed boat carrying an enormous shipment of cocaine from Colombia, potentially holding as much as two tons.

Drug Enforcement Administration agents are pursuing a clandestine Colombian submarine, capable of carrying approximately seven tons of cocaine and smuggling it beneath the waves to escape the country.

Drug Enforcement Administration agents are relentlessly pursuing individuals known as "human mules"—those who conceal and transport cocaine—as these smugglers continually devise novel ways to circumvent legal detection and gamble with their…