The entrance was found in the Mexican border town of Nogales.
Authorities are investigating the case.
Tunnels are often used by drug traffickers and immigrant smugglers in an attempt to cross the U.S.-Mexico border undetected.
Mexican authorities discovered a 50-foot long tunnel between the state of Sonora and Arizona.
The entrance was found in the Mexican border town of Nogales.
Authorities are investigating the case.
Tunnels are often used by drug traffickers and immigrant smugglers in an attempt to cross the U.S.-Mexico border undetected.
The entrance was found in the Mexican border town of Nogales.
Authorities are investigating the case.
Tunnels are often used by drug traffickers and immigrant smugglers in an attempt to cross the U.S.-Mexico border undetected.