Several people were killed and others injured in renewed Russian attacks in various Ukranian regions overnight, local authorities said on Wednesday morning, as Russian authorities reported an oil refinery was on fire after Ukrainian drone attacks. Ten people were pulled from the rubble after a residential building in the northern Ukrainian city of Sumy was severely damaged by a Russian drone attack, the regional administration said on Telegram. Eight of them suffered injuries to different degrees, according to preliminary information. “Unfortunately one person has been killed,” it said. Thirty…