Stock market today: Wall Street drifts higher ahead of Fed announcement

NEW YORK (AP) — U.S. stocks are opening slightly higher as Wall Street waits to hear what the Federal Reserve will say about where interest rates may be heading. The S&P 500 was up 0.4% in early trading Wednesday. The Dow Jones Industrial Average was up 102 points, or 0.3%, and the Nasdaq composite was up 0.6%. The modest moves are a respite following weeks of sharp swings. Markets expect the Fed to announce no change to its main interest rate. They'll be more focused on the economic forecasts the central bank will release after the meeting is over. THIS…