PHOENIX -- An incomplete tunnel found stretching from Mexico to Arizona appears to be "the most sophisticated tunnel in U.S. history," authorities said. The tunnel intended for smuggling ran from a ...

SAN DIEGO (AP) — They are known in the U.S. Border Patrol as “tunnel rats” – agents who go in clandestine passages that have proliferated on the U.S.-Mexico border over the past 20 years to smuggle ...

Federal agents have shut down a nearly 3,000-foot-long tunnel connecting Tijuana and San Diego that officials say was being built to smuggle drugs into the U.S. The passage, discovered in April and ...

(The Center Square) – The Trump administration is cracking down on Mexican cartel-dug tunnels at the southwest border. The tunnels are built and used to smuggle drugs, weapons, people, and other ...

SAN DIEGO, California (KRDO) -- U.S. Customs and Border Patrol says they found an intricate tunnel leading from Tijuana to San Diego. Border Patrol says the tunnel featured electrical wiring, lighting ...

An incomplete but “highly sophisticated” drug-smuggling tunnel between Tijuana and Otay Mesa was located and disabled by the U.S. Border Patrol, officials said Wednesday. The cross-border tunnel was ...

The Border Patrol's San Diego Sector uncovered an uncompleted narcotics smuggling tunnel extending from a Tijuana residence into a commercial warehouse in Otay Mesa, more than 1,000 feet inside U.S.

CALEXICO, Calif. — Authorities in Mexico arrested four men after the discovery of an underground tunnel that led from an auto repair shop in Mexicali, Mexico, beneath the U.S. border. The tunnel, ...

Officials found more than a ton of cocaine and 14,000 pounds of marijuana. — -- A ton of cocaine and seven tons of marijuana were seized from a cross-border tunnel that stretched from a Tijuana, ...

An incomplete but “highly sophisticated” drug-smuggling tunnel between Tijuana and Otay Mesa was located and disabled by the U.S. Border Patrol, officials said Wednesday. The cross-border tunnel was ...