Christopher A. Trotta, center, Specialist of Labranche & Co. LLC ,works his post on the trading floor at the New York Stock Exchange as the market opens Friday, Oct. 17,  2008. AP Photo logo AP Photo 40 months ago

Christopher A. Trotta, center, Specialist of Labranche & Co. LLC ,works his post on the trading floor at the New York Stock Exchange as the market opens Friday, Oct. 17, 2008.