Source: United States & Canada – South China Morning PostUS President Joe Biden urged Russian leader Vladimir Putin to de-escalate tensions with Ukraine or else face “serious costs” during a phone call on Thursday, as the US and allies seek to coordinate their response to Moscow’s military build-up on the border with its western neighbour.Biden “made clear that the United States and its allies and partners will respond decisively if Russia further invades Ukraine”, White House press secretary Jen Psaki said of the call, which lasted around an hour…Read More