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Williams Grove Speedway will host the National Open this weekend featuring the World of Outlaws. (Julia Johnson photo)

Brad Sweet (49) races Lance Dewease during Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Julia Johnson photo)

Robbie Kendall (55k), Anthony Macri (39m) and Freddie Rahmer duel for position during Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Julia Johnson photo)

David Gravel (41) leads Donny Schatz early in Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Julia Johnson photo)

Kraig Kinser (11k) battles Brian Montieth during Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Dan Demarco photo)

Anthony Macri (39m) races to the inside of Daryn Pittman during Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Dan Demarco photo)

Jacob Allen (1a) chases teammate Logan Schuchart during Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Dan Demarco photo)

Daryn Pittman (83) duels with Brock Zearfoss during Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Dan Demarco photo)

Danny Dietrich (48) races ahead of Carson Macedo during Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Dan Demarco photo)

Logan Schuchart (1s) gives chase to Brad Sweet late in Saturday's Champion Racing Oil Summer Nationals finale at Williams Grove Speedway. (Dan Demarco photo)