Nogales Tunnel (image) US Department of Homeland Security - Science and Technology Share Print E-Mail Caption Agents discovered this tunnel in Nogales, Ariz. It ended up on the Mexican side of the US -- Mexico border. Five drug trafficking suspects were arrested, and the tunnel destroyed. Credit US Government photo Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.