Markets Hub: Cautious Signals From Retailers

Markets are ending a big week on a cautious note as retail sales data show consumers are still reluctant to spend amid high unemployment and a bleak housing market. That concern was bolstered by earnings from J.C. Penney, which swung to a profit in the second quarter but gave a cautious outlook. A slew of big retailers, including Wal Mart, Lowe's and Home Depot, are set to report next week keeping the spotlight on consumer spending. Paul Vigna and George Stahl discuss.