Ukraine’s president says aviation industry needs to take account of growing number of Ukrainian drones in RussiaEurope live – latest updatesVolodymyr Zelenskyy has said Russia’s airspace is becoming unsafe for commercial airlines, as Vladimir Putin promised to step up strikes against Ukraine’s energy facilities in the run-up to winter.The Ukrainian president said there was no intention to directly threaten civilian flights, but the growing number of attack drones being flown into the cou