Class 3A and 4A boys' teams took over Target Center Thursday with semifinals in the state boys' basketball tournament.

Tap on the links for score updates and a postgame report.

3A:

Alexandria 66, Richfield 64

Alexandria outlasted Richfield for a 66-64 victory in Thursday's first Class 3A boys' basketball state tournament semifinal played at Target Center.

Junior guard Myles Sansted came off the bench to sink key baskets in the game's final seconds. Fouled on a three-pointer attempt, Sansted made his first two free throws. He missed the third, but junior teammate Erik Hedstrom corralled the offensive rebound. Hedstrom got the ball to senior Colton Roderick, who found Sansted open in the corner.

Sansted buried a three-pointer for a two-point lead with 4.2 seconds remaining.

For more on this game and a box score, click here.

Minnehaha Academy 79, DeLaSalle 58

Thursday is exactly what Minnehaha Academy was hoping for.

The Redhawks (18-1), seeking their fourth consecutive state championship(2020 not withstanding), completely controlled DeLaSalle en route to a 79-58 victory.

With Chet Holmgren controlling play on the interior, Minnehaha Academy finished the first half on a 9-0 run to take a 38-19 halftime lead. Holmgren had 19 points and 10 rebounds at the break.

For more on this game and a box score, click here.

4A

Cretin-Derham Hall 54, Maple Grove 42

Cretin-Derham Hall rolled past Maple Grove 54-42 in thefirst Class 4Asemifinal played at Target Center.

With the victory Thursday, the Raiders (18-5) earned their first championship game appearance since winning the 2018 state title.

Maple Grove (13-10) trailed 29-16 at halftime and never made a strong run to close the gap. The Cretin-Derham Hall defense caused much of the trouble, holding the Crimson 21.3 points below its season average.

The Raiders' Trejuan Holloman led his team in scoringwith 18 points.

Click here for more on this game, and a box score.

Wayzata 72, Shakopee 43

Wayzata's perpetual-motion machine offense and relentless defense built a big halftime lead. Then the Trojans spent the second half fending off Shakopee's attempts at a rally to advance to Saturday's Class 4A championship game with a 72-43 victory.

After trailing by 22 points at halftime, Shakopee started the second half with a 17-10 run, cutting the Wayzata advantage to50-35 with 8:53 left.

But Wayzata plugged the leaks with its big men stoppers Camden Heide and Carter Bjerke, who combined to score 12 consecutive points and end hopes of a Shakopee comeback.

Click here for more on this game and a box score.

More on the tournament:

Ron Haggstrom's semifinal predictions

Shakopee vs. Wayzata pits college teammates as opposing coaches

Meet the 2021 Star Tribune All-Metro team

For Metro Player of the Year Chet Holmgren, looking ahead means winning state

10 things to know about the boys' state tournament

State tournament schedule and brackets

Star Tribune high school sports page

Girls' basketball hub