There has been heavy gunfire and explosions in Ukraine’s capital Kyiv as the Russian assault intensifies. Russian forces appear to be meeting stiff resistance. Ukraine’s President Volodomyr Zelensky has vowed that his country will resist the invasion.Germany has said it will send weapons to Ukraine to help its defence, ending a ban on military intervention abroad that has existed since the Second World War. Martine Croxall presents BBC News at Ten reporting by Orla Guerin in Kiev and Europe Editor Katya Adler.