Engaged Tresa Scherr and Marty Nygren would like to announce their engagement. Tresa is a 2002 graduate of Wagner High School and a 2007 graduate of The University of South Dakota. She is currently attending nursing school at Western Iowa Tech in Sioux City, IA. Tresa is the daughter of Wayne and Candy Scherr of Wagner. Marty is a 1999 graduate of Vermillion High School. He is currently the manager of Nygren's True Value which is a family owned hardware store. He is also a member of the Army National Guard. Marty is the son of Nick and Judy Nygren of Vermillion. The wedding will take place March 14 at St. Benedict's Catholic Church in Yankton. The couple will reside in Vermillion.