TOPSHOT - US President Donald Trump (R) and China's President Xi Jinping (L) along with members of their delegations, hold a dinner meeting at the end of the G20 Leaders' Summit in Buenos Aires, on December 01, 2018. - US President Donald Trump and his Chinese counterpart Xi Jinping had the future of their trade dispute -- and broader rivalry between the world's two top economies -- on the menu at a high-stakes dinner Saturday. (Photo by SAUL LOEB / AFP)