| Key Evidence | |
| Season 11, Episode 9 | |
| Air Date | September 13, 2006 |
| Previous | Concrete Alibi |
| Next | The Gambler |
Key Evidence refers to episode 9 of the Season 11 of the television series Forensic Files which was broadcast for the first time on September 13, 2006.
Plot summary[]
When an off-duty policeman was shot dead, his fellow officers were determined to solve the crime. They needed clues to find the killer, and they discovered them in tiny fibres and an asthma inhaler.