A hotel in Ukraine's capital, Kyiv, was damaged by an explosion in the city, a presidential aide said, amid what Ukrainian officials described as another massed Russian missile strike.
Kyrylo Tymoshenko, an official in Ukraine's presidential office, wrote on Telegram that emergency services were heading to the scene but did not provide further details.
Ten explosions could be heard in the center of Ukraine's capital, Kyiv, amid a nationwide air raid siren.
The governor of the surrounding Kyiv region warned shortly beforehand of a possible incoming missile attack, and that air defenses in the region were engaging targets.
Kyiv mayor Vitaliy Klitschko confirmed that explosions could be heard in the city in a post on the Telegram app.