Busch, who moved from his longtime home at Joe Gibbs Racing to Richard Childress Racing in the offseason, grabbed the lead on Lap 143 of 200 and held on through a final round of green-flag pit stops to hold off Chase Elliott by 2.998 seconds.<br>&nbsp;<br>The victory was significant in many respects.<br>Busch, 37, will be the final winner on the 2-mile track layout in Fontana, Calif., as it is ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/kyle-busch-rcr-fontana-cup-win-chastain/10436965/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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