| "This isn't enough evidence."|
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|Original Airdate||November 9, 2011|
Brain Doe is the seventh episode of the twelfth season of CSI: Crime Scene Investigation.
The CSI team is called to investigate a car crash where they will find three cacusalties and a human brain that doesn't belong to any of the victims. Meanwhile, D.B. Russell's son is in trouble at school.
|CSI:Las Vegas Season 12|
|73 Seconds • Tell-Tale Hearts • Bittersweet • Maid Man • CSI Down • Freaks & Geeks • Brain Doe • Crime After Crime • Zippered • Genetic Disorder • Ms. Willows Regrets • Willows in the Wind • Tressed to Kill • Seeing Red • Stealing Home • CSI Unplugged • Trends with Benefits • Malice in Wonderland • Split Decisions • Altered Stakes • Dune and Gloom • Homecoming|