 This is NewsHour from the BBC. I'm Paul Henley. The US Secretary of State, Antony Blinken, has said NATO allies have begun to transfer F-16 fighter jets to Ukraine, seen as vital in helping counter Russia's control of the skies there. Earlier, Norway said it would also provide six of the jets. As we speak, the transfer of F-16 jets is underway, coming from Denmark, coming from the Netherlands...