Oleksii Lukov 37 examines a fallen Ukrainian soldier’s helmet as his team searches, exhumes and retrieves bodies of soldiers, as Russia’s attack on Ukraine continues, in Yampil, Ukraine, January 2, 2023. “Black Tulip” exhumes bodies of both Ukrainian and Russian soldiers on the battlefield and trades the bodies of deceased Russian soldiers they find for the bodies of deceased Ukrainian soldiers to return to their families. REUTERS/Clodagh Kilcoyne