Video of an elaborate cross border drug smuggling tunnel discovered inside a warehouse in Otay Mesa, CA, near U.S. and Mexico border Millions of dollars of .\r<br>\r<br>The passage connecting warehouses in San Diego and Tijuana, Mexico, was about 2400 feet long and 30 feet deep. It was lit, ventilated and equipped with a .\r<br>\r<br>Federal officials say a tip led to the discovery of an underground smuggling tunnel connecting a small town in Arizona to Mexico. (Feb. 25) Subscribe for more .\r<br>\r<br>Major Drug Tunnel Found On U.S.-Mexico Border in California Major Drug Tunnel Found On U.S.-Mexico Border in California Major Drug Tunnel Found On .
