Team Penske parted ways with IndyCar Series team president Tim Cindric, managing director Ron Ruzewski and general manager Kyle Moyer on Wednesday amid the discovery of a violation of IndyCar rules by the team.

“Nothing is more important than the integrity of our sport and our race teams,” team founder and chairman Roger Penske said. “We have had organizational failures during the last two years, and we had to make necessary changes. I apologize to our fans, our partners and our organization for letting them down.”

Team Penske said in a statement that it will have further announcements in regard to personnel later this week.

The news comes in the wake of the discovery that the cars driven by two-time defending Indianapolis 500 winner Josef Newgarden and teammate Will Power had modified

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