Glynn discovers the source of Adebisi's gun; Mobay has to choose between taking drugs or blowing his cover.
Cast:
Kirk Acevedo
Adewale Akinnuoye-Agbaje
Ernie Hudson Sr.
Terry Kinney
Rita Moreno
Harold Perrineau
J.K. Simmons
Lee Tergesen
Eamonn Walker
Dean Winters
Kathryn Erbe
Luis Guzmán
Zeljko Ivanek
Dana Ivey
Simon Jones
John McMartin
Christopher Meloni
George Morfogen
Lauren Vélez
Philip Casnoff
Kristin Rohde
Lance Reddick
Chuck Zito