What won the race: Third-starting Chad Becker of Aberdeen, S.D., completed a weekend sweep Saturday at Dakota State Fair Speedway with his fourth career victory with the Structural Buildings WISSOTA Challenge Series. His Challenge Cup XIX victory paid $10,000.

Key notes: Becker also won Thursday's $3,000 series feature at Dakota State Fair before finishing second Friday at Brown County Speedway on Friday. ... He's the tour's first repeat winner of the season. ... After cutting Becker's lead to one half second on lap 35, Eric Mass of Rapid City, S.D., faded and crossed the finish line 1.8 seconds back. ... After winning at Brown County on Friday, Dustin Arthur of St. Lawrence, S.D., retired after nine laps. ... Saturday's feature, the second richest tour race of the year, was slowed by two incidents and lasted 23 minutes with 15 competitors completing 40 laps. … The tour's four-race weekend concludes Sunday at Casino Speedway in Watertown, S.D.

On the move: Darrell Nelson of Hermantown, Minn., started 13th and finished eighth.

Winner's sponsors: Becker’s MB Customs Race Car is powered by a Pro Power Race Engine and sponsored by Aberdeen Wings, Grote Sheet Metal, PM Auto Repair, Brad’s Auto Glass, Fastenal of Sioux Falls, Buffalo Wings and Rings, Mark Petersen, Todd’s Taxidermy, Ultimate Graphics, Nickeson Angus Ranch, American Power, RBL Landscaping and Daly Construction.

Points chase: After Huron: 1. Darrell Nelson (497); 2. Jake Redetzke (476); 3. Jeffrey Massingill (475); 4. John Kaanta (468); 5. Chad Becker (466).

Current weather: Clear, 90°F

Car count: 27

Polesitter: Jake Redetzke

Heat race winners: Curt Kranz, Curt Gelling, Cole Searing, Dustin Arthur, Chad Williamson, Scott Ward,  ,  ,  

Next series race: June 25, I-94 Sure Step Speedway (Fergus Falls, MN) $2,000