U.S. Marines with 3rd Platoon, Fox Company, 2nd Battalion, 1st Marine Regiment (2/1), 1st Marine Division (MARDIV), provide security during a Tactical Recovery of Aircraft and Personnel (TRAP) while participating in exercise Steel Knight 2014 (SK-14) in Yuma, Ariz., Dec. 9, 2013. SK-14 is a large scale combined arms, live-fire exercise integrating ground troops from 1st MARDIV, aviation and logistical support from 3rd MAW and 1st Marine Logistics Group to ensure that our nation is fully prepared for employment as a maneuver force across the range of military operations. (U.S. Marine Corps photo by Sgt. Keonaona C. Paulo, 3rd MAW Combat Camera/Released)