Members of the Malmstrom Air Force Base Honor Guard perform a three-volley salute for retired Gen. Robert Mathis’ funeral June 29, 2016, in Bozeman, Mont. Mathis served 34 years in the U.S. Air Force, and was the vice chief of staff of the Air Force 1980-1982. (U.S. Air Force photo/ Airman 1st Class Daniel Brosam)