Stocks ended a wobbly day of trading mostly lower on Wall Street as a three-day winning streak stalled, the AP reports. Facebook led losses among communications companies Thursday with a 1.8% drop after the New York Times reported that its data-sharing practices are now under criminal investigation. Health care stocks fell. Pfizer gave up 2%. Dollar General slumped 7.5% after reporting weak results. Tailored Brands, which owns Men's Wearhouse, plunged 25% after giving investors a surprisingly weak first-quarter forecast. The S&P 500 slipped 2 points, or 0.1%, to 2,808. The Dow Jones Industrial Average edged up 7 points, less than 0.1%, to 25,709. The Nasdaq fell 12 points, or 0.2%, to 7,630. (More stock market stories.)