Ukraine says it shot down a Russian Backfire supersonic bomber for first time Business InsiderUkraine’s air defenders claim two major firsts, but missiles evading interception kill 7 CNNUkraine war updates: Ukraine says it downed strategic bomber for the first time; 8 killed in major attack by Russia CNBCUkraine Claims It Shot Down A Russian Backfire Bomber ForbesUkraine Says Bomber Downed as Russian Strike Leaves Nine Dead Bloomberg