Though Denny Hamlin won Sunday's NASCAR Cup race at Martinsville in dominant fashion, leading 274 of 400 laps, with a clean 75-lap run to the finish — the Xfinity race was a very different story. With just 100 laps to go, the drivers managed to earn nine cautions, all culminating in a last-lap melee* at the front of the field. Sammy Smith came from several car lengths back, intentionally ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/denny-hamlin-nascar-get-involved-penalties-xfinity-martinsville/10708735/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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