A former Fond du Lac High School principal is suing the Fond du Lac School District. The former principal at Fond du lac High School and Roberts Elementary School, Michelle Hagen, is suing for gender and age discrimination. Hagen filed the lawsuit in the Wisconsin Eastern District Federal Court alleging that the school district discriminated against her because of her gender and deprived her of employment opportunities. Hagen retired as Roberts Elementary School principal in March 2019.