Greta Nundahl scored two goals, including a power play tally late in the third, to lead St. Scholastica to a 3-1 win over Aurora and a sweep of their two-game NCHA first-round series on Sunday in Geneva, Illinois.

The Saints (14-9-4) play Lake Forest in the tournament semifinals at 4 p.m. Friday in Adrian, Michigan. The winner advances to the tournament championship game on Saturday in Adrian. Aurora finished 17-10.

On Sunday, Nundahl opened the scoring with a goal at 17:38 of the first period on assists from Rachel Anderson and Lauryn Hull. Neither team could dent the scoreboard in the second period but Abby Pohlkamp, on assists from Nundahl and Ali Ratzloff, put CSS up 2-0 at 26 seconds of the third period.

Aurora's Lexie Martinez scored at 17:09 of the third but Nuhdahl put the game on ice with her second goal at 18:47.

Aurora outshot the Saints 39-22 but CSS goalie Lexi Thomeczek turned back 38 shots.