Teams and drivers from all three levels of the highly acclaimed Mazda Road to Indy have converged on Barber Motorsports Park near Birmingham, Ala., for the Chris Griffis Memorial Mazda Road to Indy Open Test. The two-day outing, which commences today, will provide an opportunity for several new team and driver combinations to gain a head start on their preparations for 2014 as others evaluate program possibilities for next season.