|Leaving Las Vegas|
|Director||Richard J. Lewis|
|Original Airdate||January 4, 2007|
"Leaving Las Vegas" is the eleventh episode in the seventh season of CSI: Crime Scene Investigation.
Catherine testifies in a murder trial in which a man is accused of murdering his own mother three years ago, but the suspect is found not guilty. Catherine, however, believes he did commit the crime and that he may also have killed two other people, so she sets out to find the other victims. Catherine's probe leads to a small Nevada town where an elderly woman and her daughter were fatally stabbed and shot three years earlier. Back at the lab, Grissom prepares to leave on a four-week sabbatical. As he leaves, a box is placed on his desk. Inside is another miniature.
- The box on Grissom's desk is a miniature of a crime scene yet to happen, delivered to him by the Miniature Killer
- Adam Novak returns from the Season 5 episode Weeping Willows. He is portrayed by Alan Rosenberg, Marg Helgenberger's real life husband.
| "This isn't enough evidence."|
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