Four Spanish military members hold hands while running in the Polish Armed Forces Day 5K run at Incirlik Air Base, Turkey, Aug. 12, 2021. The Polish Armed Forces Day commemorates one of the Polish Armed Forces' greatest victories, the Battle of Warsaw, the grand culmination of the Polish-Russian War in 1920. The 39th Air Base Wing collaborates with NATO allies from Turkey, Poland and Spain to defend NATO’s southern flank. (U.S. Air Force Photo taken by Senior Airman. Derek Seifert)