Mazak Corporation, a Penske Racing technical sponsor, congratulates Penske Racing on its winning performance this weekend during the Indy Grand Prix of Sonoma at Infineon Raceway in Sonoma, California, and the Irwin Tools Night Race at Bristol Motor Speedway in Bristol, Tennessee. On Sunday, August 28 in Sonoma, Team Penske drivers Power, Castroneves and Briscoe swept the Indy Grand Prix of Sonoma race. Will Power took the checkered flag in the No. 12 Verizon car for his IZOD IndyCar Series-leading fifth win of the season. And rounding out the Penske 1-2-3 win, teammates Helio Castroneves in the No. 3 Guidepoint Systems Team Penske Dallara/Honda, took second place and Ryan Briscoe in the No. 6 Penske Truck Rental Dallara/Honda finished in the third place position. Not to be outdone by his IndyCar teammates, NASCAR Sprint Cup Series, Penske Racing Team driver Brad Keselowski, in the No. 2 Miller Lite Dodge Charger, secured his third win of 2011 in the Irwin Tools Night Race at Bristol Motor Speedway on Saturday night, August 27. The finish solidifies the No. 2 Miller Lite Dodge teamʼs hold on the No. 1 wild card position for the “Chase for the Championship.” Penske Racing uses Mazak machines to manufacture various critical car components and maintains that “the team couldnʼt do what it does on the racetrack without Mazak machine tool technology.” Mazak has been a Penske Racing sponsor since 1994.