In Season 2, Episode 5 of , titled " In Harm’s Way ," the team investigates a mysterious mass casualty event at a university fundraiser while Catherine Willows continues her personal quest to find her missing friend . 🧪 The Case: Mass Illness
Notable guest appearances include Christian Navarro and Sara Amini . CSI: Vegas Season 2 Episode 5 Review: In Harm's Way
The FBI seizes the science department crime scene and the lab's related work on the energy weapon.