Russian drone attack kills at least four in Ukraine's Kharkiv, officials say

Russian drones hit high-rise apartment blocks and private homes in Kharkiv on Thursday, killing at least four people in Ukraine's second-largest city, officials said.Kharkiv Regional Governor Oleh Synehubov put the death toll at four, including three rescue workers in a repeat strike at the site of one attack. Writing on the Telegram messaging app, he also said that 12 people were injured, with three in serious condition.