Helio Castroneves has been placed on probation until the end of June for violating IndyCar's social media policy. The Penske driver will remain under a warning until June 30 following a tweet issued from his Twitter account immediately after the race at Long Beach two weeks ago.The message read: 'IndyCar...

Helio Castroneves has been placed on probation until the end of June for violating IndyCar's social media policy. The Penske driver will remain under a warning until June 30 following a tweet issued from his Twitter account immediately after the race at Long Beach two weeks ago.The message read: 'IndyCar...