As they await news of Halstead's fate, the team turns their attention to an illegal arms dealer. Atwater discovers his brother is in Chicago and could be tied to the case. Voight must deal with Halstead's shooter. Burgess makes her decision.
Elenco:
Jason Beghe
,
Jesse Lee Soffer
,
Marina Squerciati
,
Patrick John Flueger
,
Laroyce Hawkins
,
Amy Morton
,
Elias Koteas
,
Jon Seda
,
Sophia Bush
,
Tracy Spiridakos
,
Brian Geraghty
,
Lisseth Chavez
,
Archie Kao
.