[s8e4] Infection, Part I May 2026

A rare but deadly "flesh-eating" bacteria begins spreading rapidly across the city .

Firehouse 51's first responders must work alongside the medical team at Gaffney Chicago Medical Center to contain the outbreak while the Intelligence Unit from Chicago P.D. investigates if the infection was spread intentionally .

Because this episode is part of a continuous storyline, you must watch the following episodes in order to see the full narrative: [S8E4] Infection, Part I

As panic grows, the city's heroes face a race against time to identify the source of the bacteria before it becomes a full-blown epidemic. Where to Watch

Chicago P.D. Season 7, Episode 4 – "Infection, Part III". Episode Overview A rare but deadly "flesh-eating" bacteria begins spreading

You can find this episode and the rest of the crossover on major streaming platforms and digital stores:

The story begins during a Chicago Bears tailgate at Soldier Field, where a man collapses with a horrific, fast-moving infection . Because this episode is part of a continuous

Chicago Med Season 5, Episode 4 – "Infection, Part II" .