MIHS girls lacrosse notches state title May 19, 2024 3:30 pm The Mercer Island High School girls lacrosse team beat Seattle Prep, 12-11, to win the 3A state crown on May 17 at Starfire Sports Complex in Tukwila. Photo courtesy of the Mercer Island School District The Mercer Island High School girls lacrosse team beat Seattle Prep, 12-11, to win the 3A state crown on May 17 at Starfire Sports Complex in Tukwila. Photo courtesy of the Mercer Island School District