Stocks are closing slightly lower on Wall Street following reports that the US may delay a new round of tariffs on Chinese goods, the AP reports. The tariffs are supposed to take effect Dec. 15, and they threaten to raise prices of cellphones, laptops, and other popular products for US shoppers. Major indexes flipped between small gains and losses throughout the day in muted trading. The S&P 500 fell 3 points, or 0.1%, to 3,132. The Dow Jones Industrial Average slipped 27 points, or 0.1%, to 27,881. The Nasdaq lost 5 points, or 0.1%, to 8,616. Bond prices fell, sending yields slightly higher. (More stock market stories.)