She recruits Grace's former roommate, Monica , who helps by stealing DNA evidence from a high-stakes poker game.
Grad student Luther Canal fakes his own symptoms to hide his involvement. He used the weapon to stop a lawyer from selling the technology to a defense contractor. 🕵️ Catherine's Investigation CSI: Vegas Season 2 - Episode 5
An upscale fundraiser for a university science department turns deadly when all guests suddenly fall ill. She recruits Grace's former roommate, Monica , who