U.S. Marine Corps Lance Cpl. Zachary R. Meighen, an

U.S. Marine Corps Lance Cpl. Zachary R. Meighen, an air crew chief assigned to Marine Heavy Helicopter Squadron 366, performs a pre-flight inspection on a CH-53E Super Stallion before conducting a training flight at Marine Corps Air Station Cherry Point, N.C., April 8, 2015. The inspection was conducted to maintain operability and ensure safety of the aircraft for future operational and training purposes. (U.S. Marine Corps photo by Lance Cpl. Odrique Pierre/Released)