NPR, 10/3/12
The agents were fired upon in a rugged hilly area about five miles north of the border as they responded to an alarm that was triggered on one of the sensors, said sheriff’s spokeswoman Carol Capas. It wasn’t immediately known whether the agents returned fire, she said.
The agents who were shot were on patrol with a third agent, who was not harmed, said George McCubbin, president of the National Border Patrol Council, a union representing about 17,000 border patrol agents.

