Retired Master Sgt. Jim Waibel, a historian who volunteers at the 111th Attack Wing, presents a display to Brig. Gen. Michael R. Taheri, the Commander of the Air National Guard Readiness Center, Joint Base Andrews, Maryland, in the Wing Historian Office at Horsham Air Guard Station, Pa., March 12, 2016. Taheri began his base tour viewing the Wing’s artifacts and exhibitions before proceeding to other units. (U.S. Air National Guard photo by Tech. Sgt. Andria Allmond)