Paul Wiseman, Associated Press Paul Wiseman, Associated Press WASHINGTON (AP) — The Federal Reserve left its key interest rate unchanged Wednesday, although three officials dissented in favor of higher rates as the central bank wrestles with how to deal with persistently high inflation. Watch Fed chair Kevin Warsh's news conference in our video player above. The Fed's rate-setting committee reached its decision after two days of deliberations, marking the fifth straight meeting at which the benchmark rate was kept at around 3.6%. Some economists and Wall Street analysts had predicted the Fed would hike its rate by a quarter point.