Earlier Sunday NASCAR moved up the green-flag start of the 400-mile race to 3:01 p.m. ET with the threat of thunderstorms in the area.&nbsp;<br>However, 30 minutes before the adjusted start time a 30-minute lightning hold was announced and shortly afterward rain began falling.<br>On Saturday, Bubba Wallace led a Toyota sweep of the top three starting positions in qualifying and won his first ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/start-michigan-nascar-cup-race-delayed/10350315/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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