What won the race: Jesse Glenz of Fall Creek, Wis., captured Sunday's Structural Buildings WISSOTA Challenge Series event at Granite City Motor Park for $2,000 payday. Glenz started outside the front row and took the checkers ahead of series points leader Darrell Nelson for his second tour victory of 2021 and third of his career.

Key notes: Glenz also won July 29's WCS event at ABC Raceway in Ashland, Wis. ... Thirteen of 18 starters were running at the finish. ... The event was the second of the season for the Structural Buildings WISSOTA Challenge Series at Granite City Motor Park and just the third since 2015. ... May 31's Granite City winner Jeffrey Massingill finished sixth. ... Saturday's series event at Ogilvie (Minn.) Raceway rained out.

On the move: Dan Ebert of Lake Shore, Minn., started 13th and finished fourth.

Winner's sponsors: Glenz drives an MB Customs Race Car sponsored by Art’s Snowmobile and ATV, Brunzlick Trucking, Champ Pans, CMD Race Shocks, Conrad’s Auto Salvage, Dixon’s Apple Orchard, GRP Motorsports, Jig E Signs, Lemmen-Thario Building Services, Mike’s Star Market, MSK, Otto Enterprises. Prestige Custom Cabinetry & Millwork, QTA, R&R Racewear, Tim’s Automotive Machine, T.L. Sinz Plumbing, The Volt Force and White City Glass.

Points chase: After Granite City: 1. Darrell Nelson (1,159); 2. Jeffrey Massingill (1,113); 3. John Kaanta (1,092); 4. Jake Redetzke (993); 5. Pat Doar (694).

Current weather: Clear, 70°F

Car count: 18

Heat race winners: Steve Laursen, Nick Panitzke, Jesse Glenz

Next series race: September 2, Halvor Lines Speedway (Proctor, MN) $3,211