U.S. Marine Corps Col. Chris Richie (left), the incoming commanding officer of Marine Air Control Group (MACG) 38, 3d Marine Aircraft Wing (MAW), shakes hands with 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)