An abandoned building damaged in a missile strike is seen, amid Russia's invasion of the country, in the city of Kramatorsk, Donetsk region, Ukraine, May 26, 2022. Picture taken with a drone. Photo: Reuters

Local residents walk past service members of pro-Russian troops standing guard at the main square during Ukraine-Russia conflict in the town of Svitlodarsk in the Donetsk region, Ukraine May 25, 2022. Photo: Reuters

Service members of pro-Russian troops are seen at a former fighting position of the Ukrainian armed forces during Ukraine-Russia conflict outside the town of Svitlodarsk in the Donetsk region, Ukraine May 25, 2022. Photo: Reuters

An almost buried body is seen next to local cemetery, as Russia's attack on Ukraine continues, in Vilkhivka, Ukraine, May 25, 2022. Photo: Reuters

Ukrainian and Russian ammunition containers are seen inside of the destroyed Vilkhivka school's gym, as Russia's attack on Ukraine continues, in Vilkhivka, Ukraine May 25, 2022. Photo: Reuters

Ukrainian service members sit on top of a tank as they drive along a road, amid Russia's invasion of Ukraine, near the town of Pokrovsk, Donetsk region, Ukraine, May 25, 2022. Photo: Reuters

A Ukrainian service member rides on top of a tank, amid Russia's invasion of Ukraine, near the town of Pokrovsk, Donetsk region, Ukraine, May 25, 2022. Photo: Reuters

Smoke rises above a self-propelled howitzer 2S1 Gvozdika of pro-Russian troops, which fired a leaflet shell in the direction of Sievierodonetsk to disperse information materials from combat positions in the Luhansk region, Ukraine May 24, 2022. Photo: Reuters

A horse grazes beside a destroyed Russian tank, as Russia's attack on Ukraine continues, in Chupakhivka, Ukraine May 24, 2022. Photo: Reuters