Around 21 BBY a terrorist attack occurred on the Depot Bravo Five belonging to the Grand Army of the Republic. Fifteen clone troopers were killed during the explosion. The Coruscant Security Force's Anti-Terrorism Unit under the command of Captain Jaller Obrim responded to the scene along with the Forensics Unit. The attack led to a mission by the GAR Special Operations Brigade and the CSF to bring down the terrorist network.