Lake Forest 6, Lake Zurich 5: At Stevenson, the seventh-seeded Scouts scored 4 runs in the bottom of the sixth and turned a double play with the tying run at third to end the Class 4A regional semifinal.
Lake Forest will take on Glenbrook South in the regional final at 10 a.m. Saturday.
No. 10 Lake Zurich received 3-for-4 efforts from Nick Jones and Colton Wagner (2 RBI), both of whom doubled in their final high school game.
Danny Krueger was 2-for-2 for the Bears.
Lake Forest was led by Cole Digman, who doubled twice and finished 3-for-3 with 3 RBI. Mateo Hargitt homered and knocked in two for the Scouts.