US president Joe Biden has urged China’s leader Xi Jinping to dissuade North Korea from deepening its support for Russia’s war on Ukraine, after Pyongyang’s deployment of troops in Moscow’s war with Ukraine have raised concerns in Washington, Beijing and European capitals. In their final meeting before the Trump administration takes over, the two leaders met Saturday on the sidelines of the annual Asia-Pacific Economic Cooperation summit. Biden pointed out that China’s “publicly stated position with respect to the war in Ukraine is there should be no escalation, no broadening the conflict, and the introduction of (Democratic People’s Republic of