HMMWVload U.S. Marine Corps aircrew load a High Mobility Multipurpose Wheeled Vehicle onto a CH-53K King Stallion with ease during the two-week initial operational test (OT-B1) conducted at Sikorsky's Flight Center in West Palm Beach, Fla. OT-B1 successfully completed Oct. 19. Photo courtesy Sikorsky via USN 2020.04.20