U.S. stocks, dollar slip on Fed's nod to jittery markets

Wall Street stocks and the dollar fell on Wednesday as the Federal Reserve held U.S. interest rates unchanged, as expected, and said it was closely monitoring global economic and financial developments. The Fed's acknowledgement of risks to the domestic economy, with oil prices hitting 12-year lows and jitters about Chinese growth, revived some safe-haven bids for gold and U.S. Treasury debt prices. Oil futures clung to earlier gains, brushing off the Fed's more cautious outlook since its Decemb