With a World Trade conference in Chicago, all members of intelligence are undercover in various protest groups to determine potential threats. Ruzek, infiltrates the Black Grid group and befriends Sierra. When she ends up dead intelligence is suspicious of an Argentine Secretary, Fabian Sosa. Voight and Olinsky question Sosa about the death and the team enlists Mouse to help with their tech needs in tracking Sosa. Meanwhile Halstead’s brother, Dr. Will Halstead shows up in town for an undetermined amount of time and is already stirring up trouble.
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
.