Missing Since: 2006-06-13 Location: Mandan, North Dakota
Knudson was last seen on June 13, 2006. Although he lived in Minneapolis, Minnesota, he was last seen in Mandan, North Dakota where he was visiting his family. He told them he was going to disappear. He has never been heard from again. Few details are available in his case. Investigating Agency Mandan Police Department 701-667-3250 Source Information NamUs Updated 2 times since October 12, 2004. Last updated October 9, 2019; date of birth added.