A Border Patrol agent points out an area of possible

A Border Patrol agent points out an area of possible illegal activity to a National Guard aviator along the Texas-Mexico border July 17, 2013. National Guardsmen from across the country assist Customs and Border Protection in disrupting transnational criminal organizations and drug trafficking organizations by conducting aerial detection and monitoring along the U.S.-Mexico border in support of Operation Phalanx and the U.S. Department of Homeland Security. To ensure continuity of mission, a Border Patrol agent accompanies each National Guard flight supporting this operation. (U.S. Army National Guard photo by Staff Sgt. Malcolm McClendon/ Released)