Security is being beefed up in Moscow and several Russian regions have announced they are scaling back this year's Victory Day celebrations due to fears pro-Ukrainian saboteurs could target the festivities. The holiday - marking the Soviet victory over Nazi Germany during the Second World War - is one of the most important in the Russian calendar, usually featuring a huge show of military hardware in a parade in Moscow and a speech from President Vladimir Putin. Ukraine war latest: Fuel depot near crucial bridge in Crimea on fire Please use Chrome browser for a more accessible video player 0:36...