Ahead of the 109th running of the Indianapolis 500 this weekend, a scandal has rocked the race involving the defending champion. Josef Newgarden, who has won each of the last two Indy 500s, is one of two Team Penske drivers who were penalized after failing inspection in qualifying over the weekend.

IndyCar giants Team Penske have fired three senior executives after a scandal over illegal modifications to cars ahead of this week's showcase Indianapolis 500 race.The case is particularly grave given that Penske is also owner of the IndyCar Series and the Indianapolis 500 race and the track,

No replacements were announced for a team that had entered May as the prohibitive favorites to win Penske his 21st Indy 500.