U.S. dollar, bond yields fall after Fed statement

By Caroline Valetkevitch NEW YORK (Reuters) - The U.S. dollar fell along with bond yields on Wednesday after the Federal Reserve left U.S. interest rates unchanged and hinted at a less aggressive outlook for rates. U.S. stocks initially added to gains following the Fed statement but ended lower amid concerns about economic growth. Worries that Britain, the world's fifth-largest economy, could quit the European Union after a June 23 referendum added to the day's volatility.