A machine gunner of the 2nd Rifle Battalion of the 57th Separate Motorized Infantry Brigade of the Armed Forces of Ukraine takes aim during a training exercise in the Kharkiv region, Ukraine, on March 13, 2025. (Photo by Oleksandr Klymenko/Ukrinform) NO USE RUSSIA. NO USE BELARUS. (Photo by Ukrinform/NurPhoto)

Russian-Ukrainian war war in Ukraine war Kharkiv region Armed Forces military army training machine gunner 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 NurPhoto military training infantry motorized brigade Ukrainian military defense forces combat training military exercise Eastern Europe armed forces military personnel soldier military tactics rifles combat readiness military strategy military operations defense strategy infantry brigade military unit military photograph military news.