U.S. Stocks Open Lower After Retail-sales Report

U.S. stocks opened mostly lower Friday after official data showed sales at U.S. retailers grew at a surprisingly strong clip last month. Though stock futures trimmed an earlier drop after the data, which was seen bolstering the Federal Reserve's case for raising interest rates twice this year. The S&P 500 gained tk points, or tk%, to TK. The Dow industrials added tk points, or tk%, to tk. The Nasdaq Composite rose TK points, or TK%, to TK. The drop comes after stocks finished flat on Thursday, on track to finish the week little-changed.