San Diego, CA. A highly sophisticated smuggling tunnel was shut down Wednesday night by federal authorities. The passageway, linking warehouses in San Diego’s Otay Mesa industrial park and Tijuana, Mexico, is equipped with electricity, ventilation and a rail system. In related enforcement actions, San Diego Tunnel Task Force agents and local authorities seized more than eight tons of marijuana and 325 pounds of cocaine, marking the first time cocaine has been recovered in connection with a local drug tunnel. Available in high definition.