[s8e4] Infection, Part I ✓

: Investigations by the Office of Fire Investigation (OFI) confirm the university fire was deliberately set to destroy evidence in a lab that was actually researching treatments for this specific bacteria.

The episode ends on a high-tension cliffhanger as the team realizes the perpetrator is still at large and has a broader, more deadly plan for the city. [S8E4] Infection, Part I

: The original victim, Stuart Anderson, is identified as a lab assistant who had previously made threats via email, suggesting a bioterrorist plot. Personal Stakes and Danger : Investigations by the Office of Fire Investigation

If you'd like, I can provide a summary of the conclusion in and Part III (Chicago P.D.) or dive deeper into: [S8E4] Infection, Part I