The graves of people killed during the Russia-Ukraine war in a cemetery in Irpin, Ukraine on Monday. Russia has again stepped up attacks on cities across Ukraine. Photo: Zohra Bensemra/The Paper

A woman leans on a coffin in farewell at the cemetery in Irpin on Sunday. Photo: Gleb Garanich/The Paper

A woman standing with her family waves through an apartment window as a Ukrainian firefighter inquires about their safety following a missile attack in Kharkiv on Monday. According to the U.N., some 13 million people are estimated to be trapped in war-affected areas across Ukraine. Photo: Alex Chan Tsz Yuk /VCG

Dmytro (left) and his son-in-law take jars of food out of a makeshift storeroom Tuesday in Makariv, Ukraine. Photo: Alexey Furman/VCG

Local residents receive bottled water from a truck in Makariv on Wednesday. The city has had no running water for over a week. Photo: Anastasia Vlasova/VCG

Smoke rises from a home in Lviv, Ukraine, on Monday, the day Russian forces launched missile strikes on the city before intensifying the battle for eastern Ukraine. At least seven were reported killed, Ukrainian officials say. Photo: Joe Raedle/VCG

A serviceman of the Donetsk People's Republic militia walks past a heavily damaged mosque in an area controlled by Russian-backed separatist forces in Mariupol, Ukraine, on Tuesday. Photo: VCG

A damaged building is seen in Mariupol on Tuesday. Photo: Anatoliy Zhdanov/VCG

The Mariupol Commerical Sea Port was heavily damaged after a missile attack on Tuesday. Ukraine called Russia Wednesday for negotiations in Mariupol to evacuate stranded civilians. Photo: Sergei Bobylev/VCG

Smoke rises above a plant of Azovstal Iron and Steel Works company Wednesday during the Ukraine-Russia war in Mariupol. Photo: Alexander Ermochenko/IC Photo