U.S. Airmen assigned to the 139th Civil Engineer Squadron, Missouri Air National Guard, play volleyball with children at the Naujenu Orphanage near Daugavpils, Latvia, July 20, 2015. The Airmen were renovating the orphanage as part of a 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)