Ronald Ron James Knutson, 63, a mechanic and Army Veteran of Great Falls, died of cardiac arrest on Friday, January 20, 2012 at a local hospital.A memorial service will be held at a later date in Radium, Minnesota.Schnider Funeral Home is handling arrangements.Survivors include his daughters, Connie Ford of Huber Heights, OH and LeAnna Knutson of Great Falls; sisters Lavon Lannoye of Thief River Falls, MN, Elaine Pederson and Beverley Kostrzewski both of Warren, MN; a brother, Jerry Knutson of Grand Rapids, MN; companion, Carlyn Larson of Great Falls; and two grandchildren.