U.S. Marine Corps Col. Mark Palmer, left, commanding

U.S. Marine Corps Col. Mark Palmer, left, commanding officer of Marine Aircraft Group 12, pins a Meritorious Service Medal on retired Lt. Col. Andrew Pushart, former commanding officer of Marine Aerial Refueler Transport Squadron (VMGR) 152, during a change of command ceremony at Marine Corps Air Station Iwakuni, Japan, June 15, 2018. The squadron hosted the change of command in order to formally recognize the total transfer of authority from Pushart to U.S. Marine Corps Lt. Col. Mitchell T. Maury, commanding officer of VMGR-152. (U.S. Marine Corps photo by Lance Cpl. Seth Rosenberg)