https://www.youtube.com/watch?v=MAGQhIm6890

After a tense battle at Martinsville Speedway, William Byron held off Ryan Blaney to advance to the NASCAR Cup Series Championship 4. Watch Byron take the checkered flag and react to earning a third chance at racing for a title. ———- Subscribe to NASCAR on YouTube: https://nas.cr/youtube Visit NASCAR.com for the latest news: https://nas.cr/nascar
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