Machine gunners of the 2nd Rifle Battalion of the 57th Separate Motorized Infantry Brigade of the Armed Forces of Ukraine participate in a training exercise in the Kharkiv region, Ukraine, on March 13, 2025 (Photo by Oleksandr Klymenko/Ukrinform/NurPhoto)

Russian-Ukrainian war war in Ukraine war Kharkiv region Armed Forces military army training Machine gunners 2nd Rifle Battalion 57th Separate Motorized Infantry Brigade Armed Forces of Ukraine training exercise Kharkiv region Ukraine March 13 2025 Oleksandr Klymenko Ukrinform NO USE RUSSIA NO USE BELARUS Ukrinform/NurPhoto military training infantry motorized brigade Ukrainian military rifle battalion Kharkiv military exercise defense forces Ukrainian defense combat training military readiness military operations military personnel military unit military tactics armed forces training brigade training military photography Ukraine conflict.