NASCAR: The impact of Brian France's Donald Trump endorsementSI staff writer Andrew Lawrence discusses why a large percentage of NASCAR fans won't be affected by Brian France's endorsement of Donald Trump.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceSI staff writer Andrew Lawrence discusses why a large percentage of NASCAR fans won't be affected by Brian France's endorsement of Donald Trump.Loading recommendations... Please wait while we load personalized content recommendationsPublished Mar 2, 2016 | Modified Mar 2, 2016SI STAFFShare on FacebookShare on XHome/Racing