The Lahore Police CID arrested four alleged terrorists with strong links to banned militant organisations early on Wednesday. Intelligence sources told Daily Times that the CID personnel, working in co-operation with other law enforcement agencies, had also seized a large quantity of explosives from the accused. According to the sources, security has been beefed up at all official buildings and sensitive installations following intelligence reports that suspected terrorists have reached Lahore. Sources within the police said that over 1,000 mobile squad officials were patrolling their respective jurisdictions to thwart any terrorist attempts. They said that following instructions from Punjab Chief Minister Shahbaz Sharif, Punjab Inspector General of Police Shaukat Javed had also ordered the repair of all non-functioning CCTV cameras.