In this episode of Border Wars, Miami and Puerto Rico, agents and officers with the Department of Homeland Security and the Drug Enforcement Administration intercept a boat with a multi-million dollar drug load, apprehend an alleged member of a transnational gang, and destroy a marijuana grow house. Immigration and Customs Enforcement (ICE) agents from a violent gang task force apprehend an alleged member of a dangerous gang to see if he will give them valuable inside information. Hours later, a DEA agent leads a raid on a marijuana grow house operation in West Palm Beach. At the same time, off the coast of Puerto Rico, the U.S. Coast Guard intercepts a fishing boat carrying what turns out to be more than 500 pounds of cocaine.