service in  Afghanistan .  Quincy  (played by  Michael K. Williams ) is a SWAT sniper.  Hawk  (played by Michael Hogan) is a member of the  SWAT  team.  Deputy Chief Nolan Abrami  (Michael McGlone) is Captain Cali's superior.  Hostage Takers Mr. Wolf   - real name:  Sergeant  Jake Mendez  (played by  John