U.S. Air Force Tech. Sgt. Carl White Jr., with the 147th Civil Engineer Squadron (CES), Texas Air National Guard, operates heavy equipment to demolish a drug house in Harlingen, Texas, Dec. 16, 2013. The 147th CES participated in Operation Crackdown, a Texas Joint Counterdrug Task Force initiative aimed at combatting drug trafficking and narco-terrorism. (U.S. Army National Guard photo by Ken Walker/Released)