Wall Street gains as Yellen says rate-hike case strengthens

U.S. stocks nearly flat-lined immediately after Yellen's comments, but surged soon after, with all 10 major S&P 500 sectors trading higher. "She's certainly tried to make a case, but the market doesn't believe that the Fed is going to actually raise rates," said Brent Schutte, chief investment strategist at Northwestern Mutual Wealth Management. After Yellen's speech, traders cut their odds of a rate hike in September to 18 percent from 21 percent, and slightly raised the chances of a Decemb