Roger Penske has just added another notch in his auto racing belt. The billionaire purchased the Long Beach Grand Prix. The purchase also makes the Grand Prix an important part of another racing series Penske owns,

Roger Penske, the legendary driver, team owner and now race-track executive, has bought the Long Beach Grand Prix, adding the race to a stable of open-wheel events that already includes the Indy 500.

Roger Penske on Thursday added the most prestigious street race in North America to his portfolio with the purchase of the Grand Prix of Long Beach. Forsythe bought Kalkhoven's shares earlier this year amid reports both Formula 1 and NASCAR were interested in North America's longest-running street race.