ISLAMABAD Police arrested five suspects during a search operation in posh sectors, F-6 and F-7, of the Federal Capital on Tuesday night. The operation was conducted to check the presence of militants in the area and five suspects were taken into custody. A number of police officials took part in the raid while police also used Sniffer dogs to detect suspicious items including explosive material. They were taken into custody in the jurisdiction of Kohsar Police Station when they failed to prove their identities, police told. Further investigations are underway in this regard, it was added.