Ukrainian officials have said that at least 30 people have been killed and more than 140 wounded after Russia targeted cities across the war-torn country with a massive salvo of missiles and drones in one of the largest aerial assaults of the war. Russia's defence ministry has said its forces downed 32 Ukrainian drones over the Bryansk, Oryol, Kursk and Moscow regions overnight. Polish military authorities have said that a Russian missile briefly passed through the country's airspace on Friday, prompting concern from the country that borders Ukraine. Ukrainian officials have said that at least 30 people have been killed and more than 140 wounded after Russia targeted cities across the war-torn country with a massive salvo of missiles and drones in one of the largest aerial assaults of the war. Russia's defence ministry has said its forces downed 32 Ukrainian drones over the Bryansk, Oryol, Kursk and Moscow regions overnight.