Lt. Gen. Arnold W. Bunch, Jr. has his 4th star pinned on by his wife and two sons as he is promoted to the rank of General during ceremony inside the National Museum of the United States Air Force, Wright-Patterson Air Force Base, Ohio, May 31, 2019. AFMC manages the research, development, acquisition, test and logistics services that keep Air Force weapon systems and warfighters ready for combat. (U.S. Air Force photo by Wesley Farnsworth)