The content originally appeared on: CNN The call was requested by Putin, according to an administration official, and Biden accepted because 'he believes when it comes to Russia there is no substitute for direct leader-leader dialogue.' Horne added that 'the Biden Administration continues to engage in extensive diplomacy with our European Allies and partners, consulting and coordinating on a common approach in response to Russia's military build-up on the border with Ukraine. President Biden has spoken with leaders across Europe, […]