A U.S. Army Soldier, assigned to 3rd Squadron, 2nd Cavalry Regiment, looks out from a Stryker Infantry Carrier Vehicle during a wet gap crossing rehearsal for Bull Run 12 in Jaglowo, Poland, June 19, 2020. The Bull Run 12 exercise tested the readiness and interoperability of enhanced Forward Presence Battle Group Poland and the Polish 15th Mechanized Infantry Brigade.