Ukraine's plan to close Russia's airspace — what we know

INTELLIGENCE SUMMARY

Ukraine wants to close Russia's skies and has a plan to do it. In an announcement on Sept. 1, President Volodymyr Zelensky gave few details about what it would entail, other than making clear it would involve lots of drones. "There will simply be drones in Russia's skies on a scale that has to be taken into account," he said, as he warned "every airline that uses Russian airspace" against flying over the country. "The Russian sky will be de facto closed," he added. The following day, the pre