Donald Trump was the elephant in the Waldorf Astoria hotel’s ballroom Thursday night, as Chinese and U.S. business leaders gathered for a gala dinner and pondered the future relationship between the superpowers. New York’s former mayor and vocal Trump-critic Michael Bloomberg used the upcoming Chinese year of the rooster to snap an apparent jab at the president-elect. “The rooster is a symbol of good luck, and I think given what’s going on in the world … [more]