At least 15 people have been killed and more are feared trapped after Russian Uragan rockets hit a five-storey apartment block in Ukraine's Donetsk region, leading to the building partially collapsing, local officials said.
The regional emergency service gave the latest death toll from the strike in the town of Chasiv Yar as 10 people, with rescue work still going on.
Several hours earlier, Donetsk region Governor Pavlo Kyrylenko said on Telegram that at least 34 people could be trapped under the ruins.
Andriy Yermak, chief of staff to Ukraine's president, said in a Telegram post that the strike was "another terrorist attack," and that Russia should be designated as a "state sponsor of terrorism" as a result.
A bill to apply this label to Russia has been tabled by two U.S. senators, who expressed their confidence the proposal would be voted through during a Thursday visit to Kyiv.
Russia, which says it is conducting a "special military operation" to demilitarise Ukraine, denies targeting civilians.
Britain is working with allies on a range of options to support commercial shipping through the Strait of Hormuz in the face of Iranian threats, Prime Minister Keir Starmer's spokesperson said on Tuesday as the U.S.-Israeli war with Iran roils oil prices.
Australia on Tuesday granted humanitarian visas to five Iranian women soccer players after they sought asylum, fearing persecution on their return home for their refusal to sing the national anthem at an Asia Cup match.
The humanitarian crisis in Lebanon has deepened amid the wider Middle East war, with 84 children killed and more than 667,000 people displaced, two UN agencies said on Tuesday.
Iran is fighting back but is not tougher than the U.S. military expected before the war, the top U.S. general told reporters on Tuesday, as the Pentagon promised its most intense day of strikes in the 10-day-old conflict.