Yahoo Sports reports: The NASCAR in-season challenge tournament begins on June 28 at Sonoma with the first round.
sports | sports | Yahoo Sports | June 27, 2026 4:32 PM
NASCAR in-season challenge tournament bracket, matchups for first round in Sonoma
The NASCAR in-season challenge tournament begins on June 28 at Sonoma with the first round.
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This PeeDeeWire article is based on reporting from Yahoo Sports and links readers to the original source for full context.
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