Federal Reserve cautioned to watch its language over interest rates

With investors parsing every word that comes out of each meeting, split language about raising rates have some wishing the Fed said less

Federal Reserve officials are increasingly at odds over how "patient" they should be with record-low interest rates, according to the minutes of the central bankers' latest meeting.

Interest rates in the US - and in many other countries - have been close to zero since the financial crisis hit in 2008 and triggered a global recession.