Russian airspace will effectively be closing: Zelenskyy as he warns airlines of drones

Ukrainian President Volodymyr Zelenskyy issued a warning to airlines using Russian airspace and airports, saying, "There'll...be drones in Russia's skies on a scale that has to be taken into account." "Russian authorities are not properly informing people...[its] airspace will effectively be closing," he added. Russian President Vladimir Putin called the threat a declaration of "state terrorism".