Mexico Drug Tunnel | featured news

The powerful Sinaloa drug cartel is believed to be behind one of the most sophisticated and well-engineered smuggling tunnels ever found along the U.S.-Mexico border, according to U.S. drug enforcement officials who announced the discovery Thursday in Yuma.

US authorities on Thursday found a sophisticated tunnel used to smuggle drugs between Mexico and San Diego, the second such discovery in the region in less than a month.

U.S. border police have found a sophisticated smuggler's tunnel the length of six football fields linking Southern California with Mexico and believed to have been used by drug traffickers, authorities said on Wednesday.