BISMARCK - Mandan defeated Williston 5-0 in the WDA Tournament quarterfinals, improving to 16-2 overall and 6-1 in the WDA. Williston's record stands at 3-13 overall and 1-6 in the WDA.

Jared Christen led Mandan's singles play with a decisive 6-1, 6-1 victory over Kallon DeLorme. Lucas DeRosier followed with a 6-2, 6-1 win against Kane Shannon, while Ben Sayler closed out singles with a 6-3, 6-0 triumph over Carter Anfinson.

In doubles, the team of Matt Christen and Deklan Wollschlager secured a 6-0, 6-2 win against Gavin Douglas and Evan Fisher. Donaven Birdine and Eli Kleinknecht completed the sweep with a 6-0, 6-2 victory over Rhett Carns and Brooks Bratlien.

Mandan advances to face Minot (5-2 WDA, 16-5 overall) in the semifinals. Williston will next play Jamestown (2-5 WDA, 5-10 overall).