He's back … Kyle Busch won his five race in nine Xfinity Series starts on Friday, and in the process learning what it takes to win at Kentucky Speedway.
Busch beat Austin Dillon in overtime. Busch and Dillon are in the field for Saturday's Sprint Cup race, the Quaker State 400, which begins about 7:30 p.m. ET.
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It was a typical Xfinity win for Busch, leading 185 of 201 laps in the Alsco 300.