Source: Mexican teen killed by US BP agent - Article Photos 2/3

In this photo taken Thursday, Aug. 9, 2012, vehicles drive along the border fence in Nogales, Mexico. A U.S. Border Patrol agent opened fire on a group of people throwing rocks from across the Mexican border, killing a teenage boy and eliciting outrage from the Mexican government over the use of lethal force, authorities said Thursday, Oct. 11, 2012. (AP Photo/Ross D. Franklin)