Russian guided bombs targeted a multistory residential building in Kharkiv late on October 30, Mayor Ihor Terekhov said.
Ukraine Invasion: News & Analysis
RFE/RL's Ukraine Live Briefing gives you the latest developments on Russia's invasion, Western military aid, the plight of civilians, and territorial control maps. For all of RFE/RL's coverage of the war, click here.
"Preliminarily, we have information about a guided aerial bomb hitting a high-rise building. There are casualties," he said on Telegram.
Kharkiv Governor Oleh Synyehubov said preliminary data indicates that the building hit was in the Saltiv district of the city. The fourth floor of the building was hit, triggering a fire, he said, confirming that there are victims, including some underneath rubble.
After the explosion the lights went out in a part of Kharkiv, according to reports on social media.
Earlier on October 30, Russian troops launched a massive missile attack on the Odesa region, said Oleh Kiper, head of the regional military administration.
"The enemy fired about 10 rockets of various types in the Odesa region,” he said on Telegram.
Guided bombs and ballistic missiles were used, according to Telegram channels monitoring the situation.
There was also an attack on the city of Dnipro, said Serhiy Lysak, head of the regional military administration.
"Restless evening in Dnipro. As a result of an enemy attack in the city, a 14-year-old boy was injured," he wrote on Telegram, saying the injury was to the boy’s leg and he was being treated on an outpatient basis.
Before the attack, the Ukrainian Air Force warned about drones launched by Russian forces in the Dnipropetrovsk region.