U.S. Marine Corps Gen. Joseph Dunford Jr., Chairman of the Joint Chiefs of Staff, lands for a visit at Joint Base Langley-Eustis, Va., June 13, 2016. From right, U.S. Air Force Col. Caroline Miller, 633rd Air Base Wing commander, 1st Lt. Nickalous Lewis, 633 Air Base Wing protocol officer, and Staff Sgt. Jillian Hotham, Headquarters Air Combat Command protocol specialist, render a salute to Dunford upon his arrival. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)