U.S. Air Force Staff Sgt. Matthew Mays, an engineering assistant with the 139th Civil Engineer Squadron, Missouri Air National Guard works on landscaping alongside soldiers from the Latvian National Armed Forces during the reconstruction of the Naujenu Orphanage near Daugavpils, Latvia, July 20, 2015. The 139th CE was participating in the Humanitarian Civic Assistance project that pairs units training requirements with humanitarian needs. (U.S. Air National Guard photo by Senior Airman Patrick P. Evenson/Released)