Both the Sonsio Grand Prix on May 10th, and the 109th running of the Indianapolis 500 Presented by Gainbridge, will air on 1010 WCSI and 98.1 FM on May 25th. Stay tuned for daily race and IMS updates throughout the month of May. #SonsioGrandPrix #INDYGP #IndyCar #IMS #Indy500
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