The Ukrainian Armed Forces are seriously lacking in anti-aircraft assets and may lose control of its skies to Russia, according to secret Pentagon documents obtained by the media. Quote: "We have used anti-tank missiles against them too and it stopped them from sending helicopters far into our territory because they were scared they would get hit. According to the media, there are concerns that Russia's advances in jamming drones will result in thousands of Ukraine's UAVs being put out of action, with little prospect of finding replacements