If Donald Trump is president and the leader of the world's second-largest economy comes to Washington, he can expect little more than a Big Mac from McDonald's -- O.K., make that a double. Trump vowed Monday not to throw Chinese President Xi Jinping a lavish state dinner as the Chinese leader will enjoy in September when he visits the U.S. for meetings with President Barack Obama, a little over a year after Jinping hosted Obama in China. Read more