Wall Street drops, posts worst week since August

"The geopolitical aspect is always out there, and anything that brings that back into the headlines will pull the buy orders fairly quickly," said Alan Lancz, president, Alan B. Lancz & Associates Inc, a Toledo, Ohio-based investment advisory firm. It was the second-biggest drag on the S&P 500 and the Nasdaq, weighing on shares of tech heavyweights, including Apple and Facebook . Nordstrom lowered its full-year forecast on Thursday, spooking investors already on edge after Macy's cut its