U.S. Stocks Slump At The Open In Volatile Week

U.S. stocks opened lower on Friday, taking a pause after two straight days of big gains. The main indexes swung violently during the week, with the Dow plunging 1,000 points in early trade Monday. They are on track to finish the week modestly higher. The Dow Jones Industrial Average lost 73 points, or 0.3%, to 16,606 at the open. The S&P 500 opened 6 points, or 0.2% lower at 1,982. The Nasdaq Composite began the day down 17 points, or 0.4% at 4,797.