Wall Street slips as bank results fail to excite

Wall Street was slightly lower at the open on Thursday as results of major banks JPMorgan and Citigroup failed to fuel the optimism that has driven indexes to record highs. 

The Dow Jones Industrial Average .DJI fell 29.34 points, or 0.13 percent, to 22,843.55. The S&P 500 .SPX lost 3.31 points, or 0.12 percent, to 2,551.93. The Nasdaq Composite .IXIC dropped 9.09 points, or 0.14 percent, to 6,594.46.