Stock market news live updates: Stocks end choppy session mixed with Fed in focus

U.S. stocks were mixed Friday to cap a choppy trading session as investors continued to contemplate the next policy moves by the Federal Reserve.The S&P 500 closed down roughly 0.3% after attempting a comeback to end a three-week winning streak, while the Dow shook off earlier losses to climb 140 points, or 0.4%. The Nasdaq…