On the Warpath
| Episode Number | 18 |
|---|---|
| Season | 4 |
| Aired | 2016-04-05 |
| Overview | Sylvie witnesses a murder and is threatened by the shooter not to go to the police. Firehouse 51 jumps into action when a fire breaks out at a restaurant and traps several people inside a vault. Mouch starts to get cold feet. |
| Runtime | 42 minutes |
| Absolute Number | 87 |
| Finale Type |