With just three races to go until the NASCAR Cup Series playoffs, the 82-lap race around the IMS Road Course will be action-packed with high drama and even higher stakes for those not yet locked in.But there's another element to this Sunday's race. An F1 World Champion, two Le Mans 24 winners, a DTM champion, a three-time Supercars champion, and the current Supercars points leader will also be on ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/nascar-indianapolis-van-gisbergen-kobayashi-button/10505663/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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