William Byron won both stages and led 362 of 500 laps Sunday to win the Xfinity 500 at Martinsville Speedway. It was his first Cup Series victory of 2026.
Byron beat Hendrick Motorsports teammate Chase Elliott by 2.049 seconds. The race gave Byron his fourth Cup win at Martinsville.
Hendrick teammate Kyle Larson kept the Chase points lead with one race remaining at Homestead-Miami Speedway.
Source: Official event coverage.
Photo: Meg Oliphant / Getty Images.
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