U.S. Stocks Fall As Investors Fret About Trump's Policies

U.S. stocks opened lower on Monday as investors grappled with fears that President Donald Trump will focus on protectionist trade policies that could dampen growth. The S&P 500 index shed three points, or 0.1%, to 2,268. The Dow Jones Industrial Average fell 22 points, or 0.1%, to 19,806. The Nasdaq Composite Index slipped six points, or 0.1%, to 5,550. Halliburton Co. shares fell after posting a sales miss. McDonald's Corp. and Yahoo Inc. could be volatile as investors await earnings reports from both firms, expected after the close. Qualcomm Inc. fell after Apple Inc. filed a lawsuit against the chip maker alleging that the firm sought "onerous" terms in a chip deal. U.S. shares followed European shares lower as investors favored safety plays like Treasurys [s:TMUBMUSD10Y] and gold .