Article Photos: Castroneves looking to beat Power, keep momentum 1/12

FILE - In this April 28, 2012 file photo, IndyCar driver Will Power, of Australia, looks out from his helmet during a practice session in Sao Paulo, Brazil. On the one-year anniversary of his last victory, Power heads back to Brazil for the Sao Paulo 300, a race he has won every time since it was added to the calendar in 2010.  (AP Photo/Andre Penner, File)