Tanks Training Polish soldiers and U.S. Marines operate tanks during a combined arms live-fire training event at the Adazi training grounds in Latvia, June 9, 2017, as part of Saber Strike, an annual exercise in the Baltic region and Poland. Marine Corps photo by 1st Lt. Kristine Racicot SHARE: Download: Full Size (2.7 MB) Credit: 1st Lt. Kristine Racicot VIRIN: 170609-M-TH115-126C.JPG Photo Gallery