Futures tread lower for fourth day; Fed meet awaited

The Federal Open Market Committee (FOMC) will commence its two-day meeting on Tuesday to decide whether the U.S. economy has recovered enough to be able to absorb an interest rate hike. While traders have discounted a hike this month, they will parse Fed Chair Janet Yellen's speech at a conference on Wednesday for clues on the health of the economy and the timing of the next hike. Yellen, who had been dropping hints last month of a rate hike in the near term, toned down her comments after a dism