Stocks are moving lower on Wall Street after the latest batch of corporate earnings failed to impress investors. Coca-Cola fell 2 percent to $40.22, the biggest drop in the Dow Jones industrial average, after reporting a slump in soda sales in North America. The Dow was down 45 points, or 0.3 percent, to 15,437 Tiffany was up 4% and crossed $80 a share after an analyst assigned the diamonds and jewelry seller the highest price target on Wall Street, one that's 13.9% above the consensus. The move upward followed word that Stifel Nicolaus gave the stock a buy rating with a $92 price target Thousands of demonstrators from across the country ? chanting, praying and fighting tears ? protested a jury's decision to clear neighborhood watch volunteer George Zimmerman in the shooting death of an unarmed black teenager, and organizers say they'll try to maintain the momentum with vigils next weekend.