It's earnings vs Europe for stocks

NEW YORK (Reuters) - U.S. stock investors will return to a tug of war between signs of domestic strength and overseas concerns this week as a batch of critical earnings reports look to add credence to the idea the economy is improving, while credit rating downgrades in Europe will keep that region's difficulties in view. Bank stocks will probably once again be a primary focus, as not only will European issues call the group's profit outlook into question, but many key names report results. ...