New top U.S. diplomat plays central role in Trump's China shift

By Matt Spetalnick and Steve Holland WASHINGTON (Reuters) - President Donald Trump's acceptance of Beijing's demand that he re-commit to a "one China" policy was heavily influenced by his new top diplomat, who argued behind the scenes that relations would remain on hold until Trump cleared up doubts about a longtime bedrock of U.S.-China ties, officials said. The abrupt course adjustment, made public in a White House statement on Thursday after a phone call between Trump and Chinese President Xi