People pass by an anti-war poster in Kyiv, Ukraine, Saturday, May 14, 2022. (AP Photo/Efrem Lukatsky)
In this handout photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, shakes hands with Senate Minority Leader Mitch McConnell, R-Ky., in Kyiv, Ukraine, Saturday, May 14, 2022. (Ukrainian Presidential Press Office via AP)
Natalia Pohoreltseva, mourns at the coffin of her son Melnyk Andriy, 23, a Ukrainian military servicemen who was killed in Kharkiv province, during his funeral in Lviv, Ukraine, Saturday, May 14, 2022. (AP Photo/Emilio Morenatti)
A cat roams near a gun of a Ukrainian serviceman in a recently retaken village on the outskirts of Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Mstyslav Chernov)
People enjoy tulips as they stand in front of anti-tank hedgehogs, in central Kyiv, Ukraine, Saturday, May 14, 2022. (AP Photo/Efrem Lukatsky)
Local residents stand at the side of damaged during a heavy fighting buildings in Mariupol, in territory under the government of the Donetsk People's Republic, eastern Ukraine, Friday, May 13, 2022. (AP Photo)
A Ukrainian National Guard soldier guards a position during a reconnaissance mission in a recently retaken village on the outskirts of Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Bernat Armangue)
A Ukrainian serviceman patrols during a reconnaissance mission in a recently retaken village on the outskirts of Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Mstyslav Chernov)
Ukrainian singer Svyatoslav Vakarchuk sings during "The music of the resistance" concert at an art gallery in Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Bernat Armangue)
Ukrainian National Guard soldiers take a break in a house used as temporary base in a recently retaken village on the outskirts of Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Bernat Armangue)
A torn map of the region of Mykolaiv hangs on a wall in an office of the regional government headquarters of Mykolaiv, which was heavily damaged in a Russian attack, in Mykolaiv, Ukraine, Saturday, May 14, 2022. (AP Photo/Francisco Seco)
Ukrainian poet and musician Serhiy Zhadan, center, sings during "The music of the resistance" concert at an art gallery in Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Bernat Armangue)
Ukrainian servicemen inspect a house during a reconnaissance mission in a recently retaken village on the outskirts of Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Mstyslav Chernov)
CORRECTS DAY - A part of an apartment is seen at the side of damaged during a heavy fighting buildings in Mariupol, in territory under the government of the Donetsk People's Republic, eastern Ukraine, Friday, May 13, 2022. (AP Photo)
Ukrainian soldiers attend the funeral of Melnyk Andriy, Shufryn Andriy and Ankratov Oleksandra, three Ukrainian military servicemen who were killed in the east of the country, in Lviv, Ukraine, Saturday, May 14, 2022. (AP Photo/Emilio Morenatti)
A man rides a bicycle with a Ukrainian flag on the road between Odesa and Mykolaiv, southern Ukraine, Saturday, May 14, 2022. (AP Photo/Francisco Seco)
Ukrainian National Guard patrol during a reconnaissance mission in a recently retaken village on the outskirts of Kharkiv, east Ukraine, Saturday, May 14, 2022. (AP Photo/Bernat Armangue)
Forensic experts inspect bodies of dead Russian soldiers during an identification process in Kharkiv, east Ukraine, Saturday, May 14, 2022. The bodies of more than 41 Russian soldiers who were found after battles around Kharkiv are being stored in the refrigerated coach. (AP Photo/Vasilisa Stepanenko)
A plastic Kalashnikov rifle to shoot balls at a portrait of Russian President Vladimir Putin, is photographed at a street attraction in the centre of Lviv, Ukraine on Saturday, May 14, 2022. The banner reads in Ukrainian: It's not a shame to miss. It's a shame not to try to shoot! Glory to Ukraine, Death to our enemies!. (AP Photo/Emilio Morenatti)
Relatives and friends react during the funeral of Melnyk Andriy, Shufryn Andriy and Ankratov Oleksandra, three Ukrainian military servicemen who were killed in the east of the country, in Lviv, Ukraine, Saturday, May 14, 2022. (AP Photo/Emilio Morenatti)