NewsChannel 9 has learned a DEA agent who previously worked in El Paso is one of three agents killed in Afghanistan yesterday. According to local DEA agents, 37-year-old Forrest Leamon worked in the El Paso DEA office until 2007. He left El Paso to work in Afghanistan conducting counter narcotics operations. He was killed along with two other DEA agents and seven U.S. service members when the chopper they were aboard crashed yesterday.