[s8e4] Infection, Part I -

The story begins during a Chicago Bears tailgate at Soldier Field, where a man collapses with a horrific, fast-moving infection .

A rare but deadly "flesh-eating" bacteria begins spreading rapidly across the city . [S8E4] Infection, Part I

Watch the full series on Peacock or through Sky Go . The story begins during a Chicago Bears tailgate

Individual episodes are available for purchase on Apple TV and Amazon Prime Video . Individual episodes are available for purchase on Apple

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

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: