Stocks dropped at the start of Monday’s session as Wall Street digested the market’s latest run and awaited updates on efforts in Congress to avert a government shutdown. The Nasdaq Composite was up 0.1% after opening lower. “There was no sign of seasonal weakness in the first three weeks of September, but with the Fed’s rate cut in the rearview mirror, the market will be searching for fresh sources of momentum,” writes Chris Larkin, managing director, trading and investing at E*TRADE from Morgan Stanley.

