Elizabeth Ledo

Detective Voight plays with fire to get Lieutenant Casey to retract his statement and paramedic Dawson's career is close to flatlining.

A familiar face returns to Firehouse 51 to serve with Kidd on a special task force; with Tony close to breaking the CFD's perfect attendance record, Mouch and Capp work to keep him safe; old grudges resurface when Gallo reunites with a family member.