Ukrainian servicemen of the artillery unit of the 80th Air Assault Brigade stand near Bakhmut on February 7, 2023, amid the Russian invasion of Ukraine. (Photo by Yasuyoshi Chiba/AFP Photo)





A member of the 3rd Separate Assault Brigade (Azov Unit) of the Armed Forces of Ukraine prepares to fire 152 mm howitzer 2A65 Msta-B, amid Russia's attack on Ukraine, near Bahmut, in Donetsk region, Ukraine on February 6, 2023. (Photo by Marko Djurica/Reuters)





A Ukrainian soldier patrols the street in Bakhmut, Donetsk region, Ukraine, Tuesday, February 14, 2023. (Photo by Libkos/AP Photo)





Ukrainian servicemen attend a drill of armed forces at the border with Belarus, amid Russia's attack on Ukraine near Chornobyl, Ukraine on February 2, 2023. (Photo by Viacheslav Ratynskyi/Reuters)





A Ukrainian service member smokes near a frontline, amid Russia's attack on Ukraine, in Donetsk region, Ukraine on February 8, 2023. (Photo by Yevhenii Zavhorodnii/Reuters)





Bohdan, “Fritz”, the deputy of commander of the unit in 79th Air Assault Brigade, fires a rocket-propelled grenade (RPG) towards Russian positions on a frontline near the town of Marinka, amid Russia's attack on Ukraine, Donetsk region, Ukraine on February 14, 2023. (Photo by Marko Djurica/Reuters)





A Ukrainian soldier in his position on the frontline close to Bakhmut, Donetsk region, Ukraine, Thursday, February 9, 2023. (Photo by Libkos/AP Photo)





A Ukrainian serviceman aka Zakhar, right and commander of a unit aka Kurt, look on a screen of a drone remote control during fighting, at the frontline in Donetsk region, Ukraine, Monday, February 13, 2023. (Photo by Evgeniy Maloletka/AP Photo)





A Ukrainian serviceman of the State Border Guard Service works in a position in Bakhmut on February 9, 2023, amid the Russian invasion of Ukraine. (Photo by Yasuyoshi Chiba/AFP Photo)





A Ukrainian service member fires a mortar towards Russian troops in frontline near the Vuhledar town, amid Russia's attack on Ukraine, in Donetsk region, Ukraine on February 7, 2023. (Photo by Yevhenii Zavhorodnii/Reuters)





A Ukrainian serviceman of the 93rd brigade stands near a pile of empty mortar shell containers in Bakhmut on February 15, 2023, amid the Russian invasion of Ukraine. (Photo by Yasuyoshi Chiba/AFP Photo)





Oleksiy Storozh, 28, carries a cross to be placed at the grave of his late best friend, Ukrainian serviceman of the Azov battalion killed in action in Bakhmut, 28-year-old orphan Oleksandr Korovniy, during a funeral procession at a cemetery in Sloviansk on January 30, 2023, amid the Russian invasion of Ukraine. (Photo by Yasuyoshi Chiba/AFP Photo)





A Ukrainian serviceman smiles as he sits inside a tank outside the frontline town of Bakhmut, amid Russia's attack on Ukraine, in Donetsk region, Ukraine on February 14, 2023. (Photo by Yevhenii Zavhorodnii/Reuters)





Zaza, left, and Luna, center, soldiers with the Free Russia Legion training in the Kyiv region in Ukraine, February 7, 2023. In the Free Russia Legion, soldiers repelled by Vladimir Putin’s invasion have taken arms against their home country, engaged in some of the most heated fighting in the war. (Photo by Lynsey Addario/The New York Times)





Ukrainian servicemen ride atop of a tank during drills of armed forces at the border with Belarus, amid Russia's attack on Ukraine, near Chornobyl, Ukraine on February 3, 2023. (Photo by Viacheslav Ratynskyi/Reuters)