Fed's Yellen vows to serve out term, signals rate hike

Federal Reserve chief Janet Yellen on Thursday vowed to serve out her four-year term, despite verbal attacks from President-elect Donald Trump, and gave a clear signal a rate hike likely is coming in December to get ahead of inflation. In her first public comments since the surprise election last week of Trump, who has criticized both the Fed and its chair's handling of monetary policy, Yellen said she will remain in post until the end of January 2018. In testimony before the Joint Economic Comm