Champlin Park opened the Class 4A tournament with a rout before three South Suburban powers battled their way into the semifinals. C8, 10
3A semifinals at Target Center
No. 1 DeLaSalle vs. No. 5 Mankato East, noon
No. 2 St. Paul Johnson vs. No. 6 Waconia, 2 p.m.
4A semifinals at Target Center
No. 1 Champlin Park vs. No. 5 Shakopee, 6 p.m.
No. 2 Apple Valley vs. No. 6 Lakeville North, 8 p.m.