A U.S. Marine Corps CH-53E Super Stallion helicopter, Marine Heavy Helicopter Squadron 464 (HMH-464), takes flight to recover a British Merlin HC3 helicopter, during a Tactical Recovery of Aircraft and Personnel (TRAP) mission, undisclosed location, Helmand Province, Afghanistan, September 15, 2011. HMH-464 performs TRAP missions in order to retrieve U.S. and U.K. Armed Forces equipment and conduct investigations in support of International Security Assistance Force. (U.S. Marine Corps photo by Lance Cpl. Robert R. Carrasco/Released).