Graham Rahal, Helio Castroneves among names to watch at Indy 500

Those looking for a sentimental choice to win Sunday's 107th running of the Indianapolis 500 have an excellent choice in veteran American driver Graham Rahal.

Those looking for an obvious choice to win the "Greatest Spectacle in Racing," however, are faced with a much more difficult task.

After last Sunday's final rounds of qualifying at Indianapolis Motor Speedway, television screens and websites were lit bright by vid