19-year-old Connor Zilisch is beginning to look unstoppable in the NASCAR Xfinity Series. Three weeks ago, he broke his collarbone when he fell from his car during Victory Lane celebrations at Watkins Glen. He started the race at Daytona one week, but it was relief driver*Parker Kligerman who drove the No. 88 to the win.<br>And on Saturday at Portland, Zilisch was dominant but still had to fight ...<a class='more' href='https://www.motorsport.com/nascar-xs/news/connor-zilisch-wins-collarbone-surgery-win-nascar-xfinity-portland/10754931/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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