Demonstrators hold placards and Ukraine flags attend a protest outside Downing Street, with the London Eye is lit up in the colours of the Ukraine flag, in London, Friday, Feb. 25, 2022. Russia has launched a full-scale invasion of Ukraine, unleashing airstrikes on cities and military bases and sending troops and tanks from multiple directions in a move that could rewrite the world’s geopolitical landscape. (AP Photo/Alberto Pezzali)