Wall St. loses ground as commods weigh; rate hike in focus

The rout hit all 10 major S&P sectors and pushed the Dow and S&P 500 below their 200-day moving averages. Investors are keeping a watchful eye on whether the Fed in December will raise interest rates for the first time in nearly a decade, as is widely expected after recent strong jobs data. In a speech on Thursday, Fed Chair Janet Yellen did not comment on the economy or the timing of a rate hike.