Joe Biden has said the world must stand up to Russia's "naked aggression" and support the people of Ukraine. Speaking to the UN General Assembly, he said Moscow alone bears responsibility for the war, stands in the way of peace, and has the power to end the conflict immediately. The US president urged UN members to continue supporting Ukraine - as failure to do so will allow Russia to brutalise the country without compromise. Mr Biden said: "If we allow Ukraine to be carved up, is the independence of any nation secure? I respectfully suggest the answer is no -...