Federal Reserve Chair Janet Yellen struck a decidedly dovish tone in indicating that it would be a while before the central bank's Open Market Commmittee makes a move on interest rates. The central bank chief said caution would be used as the jobs picture improves but inflation remains muted. Her comments were received in a generally positive manner from the market, which pushed stocks further into record territory on hopes that the Fed would not move too aggressively in boosting its short-term interest rate target off near-zero levels. "The FOMC's assessment that it can be patient in beginning to normalize ... (full story)