Chicago P.d. - Season 4 -

Briefly joined the unit as a recurring detective while Adam Ruzek (Patrick John Flueger) was on an undercover assignment. Major Plot Arcs

Midway through the season (Episode 8), Antonio leaves the Intelligence Unit to join the State’s Attorney’s office as a chief investigator, a move designed to lead into the spin-off Chicago Justice . Chicago P.D. - Season 4

Part of a massive three-way crossover with Fire and Justice centering on the warehouse fire that killed Olinsky’s daughter. Briefly joined the unit as a recurring detective