Apple weighs on Wall Street; energy shares a boost

Apple fell 2.5 percent to $105.71, its steepest decline since June 24 when Britain's vote to leave the European Union unleashed a massive selloff. U.S. stocks have been trading in a tight range in recent months as investors try to assess the outlook for U.S. interest rates, the health of the U.S. economy and other issues. "Against the backdrop of some disappointing data over the past month or two, the uncertainty of the election, uncertainty regarding the Fed ... we're positioned rather defensiv