A missile hit the city center as people went to church to celebrate a religious holiday. Meanwhile, Russian President Vladimir Putin discussed the war with his military leaders.
Ukraine's interior ministry said several people had been killed and injured in the northern Ukrainian city of Chernihiv after a Russian missile attack.
President Volodymyr Zelenskyy condemned the attack. He was visiting NATO candidate Sweden at the time for talks with Ulf Kristersson, Sweden's prime minister and a meeting with the Swedish royal family.
Meanwhile, Russian President Vladimir Putin has met military leaders, including Chief of the General Staff Valery Gerasimov, at the headquarters of its Ukraine operation.
Across the border, Ukraine said it shot down 15 drones during a Russian attack overnight, amid increasing drone activities by both sides.