Jackson, MN — (June 16, 2012) — Gregg Bakker and Ryan Vos won the 360 and 305 sprint car features respectively Saturday at Jackson Speedway. Skylar Prochaska, Chad Meyer, Matt Juhl, and Casey Heser rounded out the top five int he 360 feature while Derrik Lusk, Bill Boles, Bruce Anderson, and Jake Erickson finished up the top five in the 305 class.