Dow Reverses 100-Point Gain as Trade War Ravages iPhone Sales

By CCN: The Dow and broader U.S. stock market gave back gains Tuesday, as the threat of a trade-war escalation with China prompted Citigroup to slash its iPhone sales projections by half. Shares of Apple Inc. (AAPL) were little changed at the start of the holiday-shortened week, but that could soon change if Chinese residents shift their smartphone preferences. Dow Rally Vanishes; S&P 500, Nasdaq Follow All of Wall Street’s major indexes pivoted lower Tuesday afternoon, which reflected