The episode is available for streaming on platforms like Paramount+ and Apple TV .
This guide covers which is the seventh episode of the tenth season of CSI: Crime Scene Investigation . This episode is most notable for being the final part of a major three-show crossover event known as the CSI: Trilogy . Episode Overview Original Air Date: November 12, 2009. [S10E7] The Lost Girls
The team investigates the murder of a woman found at the Tangiers Hotel & Casino. While she is initially suspected to be a prostitute, they discover she was actually a weatherwoman named Dede Chase from Barstow. The episode is available for streaming on platforms