Global Strike Command Chief Master Sergeant announced Published March 25, 2011 By Staff Reports Air Force Global Strike Command Public Affairs BARKSDALE AIR FORCE BASE, La. -- Adding to the excitement of the 2011 Commander's Conference, Chief Master Sgt. Brian Hornback was announced as the new Command Chief Master Sergeant for Air Force Global Strike Command during a luncheon March 23. Lt. Gen. Jim Kowalski also made the announcement from his Twitter account @AFGSC_CC later that evening.