A member of the Carpathian Sich battalion fires a rocket-propelled grenade (RPG) during an exercise for new recruits at a shooting range, in Kharkiv region, Ukraine, June 30, 2022. The unit must contend with Russian drones - which the fighters refer to as "black clouds" - that help direct deadly artillery fire onto their positions. REUTERS/Marko Djurica. SEARCH "DJURICA UKRAINE BATTALION" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.