In this image provided by the Department of Justice National Missing and Unidentified Persons System database shows an undated photo of Marvin Clark and an unidentified woman. Clark is the oldest missing persons case in the National Missing and Unidentified Persons System (NamUs) database. He was reported missing in November, 1926. NamUs is looking into the possibility that remains found in 1986 near US 30 may be those of Marvin Clark. (AP Photo/Department of Justice National Missing and Unidentified Persons System)
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