U.S. Marine Corps Col. Chris Richie (left), the incoming commanding officer of Marine Air Control Group (MACG) 38, 3d Marine Aircraft Wing (MAW), receives the unit guide-on from Col. Chad Breeden (right), the outgoing commanding officer of MACG-38, 3d MAW during a change of command ceremony on Marine Corps Air Station Miramar, San Diego, Calif., July 2, 2015. Col. Chad Breeden relinquished his post as commanding officer of MACG-38 to Col. Chris Richie. (U.S. Marine Corps photo by Lance Cpl. Jeremy L. Laboy, 3D MAW Combat Camera/Released)