Fictional explanations for real life mysteries/crimes

Loki is revealed to have been D.B. Cooper from the famous plane hijacking in Loki

Serial killer Garrett Morris is revealed to have done the Black Dahlia murder in L.A. Noire but since some higher-ups covered it up, it remained unsolved and that’s why it’s unsolved in real life

Forrest calling to complain about flashlights in a nearby window late at night is why the Watergate scandal was uncovered in Forrest Gump

The Comedian is revealed to have killed JFK in Watchmen