Wall St. gains as data points to budding economy

Financial and commodity-sector stocks led the S&P 500 higher in a low-volume session on Monday after consumer spending rose for a fourth straight month, pointing to a pick-up in U.S. economic growth. After Fed Chair Janet Yellen said the case for a rate hike before the end of the year was strengthening, Vice Chair Stanley Fischer seemed to indicate not only the possibility of a tightening move in September but a second one in December. "Utilities are up on a bounce," said Art Hogan, chief ma