In an interview Wednesday on SiriusXM NASCAR Radio, Scott Miller, NASCAR’s senior vice president of competition, said several factors played into how the race unfolded but said the sanctioning body would try to determine what “levers to pull” to help improve the on track product.<br>The Richmond race two weeks ago turned into a tire strategy affair as the lack of cautions (five total ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/nascar-martinsville-changes-next-gen/9871024/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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