Marine Corps Captain Ben Cascio (Ret.) stands beside an HMM-361 during the Joint Service Open House at Base Andrews, Md., May 19. The HMM-361 proved to be the work horse of the United States Marine Corp during the Vietnam War; being used for various combat support missions from 1963-1970.The modern Marine Corp encompasses an array of air craft vital to completing the U. S. Marine Corp mission. (U.S. Air Force photo /Tech. Sgt. Raymond Mills)