On Thanksgiving eve in 1971, a passenger using the name Dan Cooper hijacked Northwest Orient Flight 305, obtained ransom money and parachutes, and disappeared through its rear stair. This episode follows the crew, the FBI's NORJAK investigation, the money found years later on the Columbia River, and the limits of what the evidence can establish. His identity and fate remain unknown.

Sources: FBI case history https://www.fbi.gov/history/cases-and-criminals/db-cooper-hijacking ; National Archives case file https://www.archives.gov/seattle/highlights/d-b-cooper ; HistoryLink chronology https://historylink.org/File/1997

This episode was produced with AI narration and scripting, with human editorial review.

This episode includes AI-generated content.