Melissa Gartenberg scored 5 goals, Allison Travetto added 4, and Stevenson's girls water polo team defeated Libertyville 18-4 Thursday.
Ashley Oliver had 3 goals for the Patriots, who received a pair each from Brittany Gartenberg and Jenna Oliver. Alex Adams and Alex Kanaris also scored in the win, while goalie Becky Callen made 12 saves.
Libertyville got 2 goals from Devika Joshi and one each from Julie Ahlgrim and Sarah Durning.
Mundelein 13, Lake Forest 4: Karrie Kozokar scored 6 goals for the Mustangs.