Katherine Daak, age 80 of Buffalo Lake, formerly Olivia, passed away Saturday (2/18) at the Buffalo Lake Healthcare Center. Mass of Christian Burial will be Friday (2/24) at 10:30 am at St. Boniface Catholic Church in Stewart. Interment in the church cemetery. Visitation will be Thursday from 5-8 pm at the Hughes Hantge Funeral Chapel in Stewart and will continue one hour prior to the service at the church. Parish Prayers will be Thursday at 7:30 pm at the Funeral Chapel. Arrangements are with the Hughes-Hantge Funeral Chapel of Stewart.