SIOUX FALLS, S.D. (KELO)-- Robert County Sheriff's Office is asking for help to locate Marty Lynn Harman. She is a 54-year-old Native American woman, she is 5 feet 5 inches tall, and is a resident of Sisseton. Authorities say Harman is part of the homeless population and frequently sleeps outdoors. If you have seen Harman [...] ...read more read less