CSI: NY: Season 6, Episode 7

6 - 7: Hammer Down

In the middle part of the CSI: Trilogy which begins on CSI: Miami and concludes on CSI: Crime Scene Investigation, Ray Langston of the Las Vegas crime lab follows a human-trafficking ring that specializes in black-market organ harvesting to New York, where he assists Mac in attempting to free a hostage taken by the criminal group.