He said that he was deeply grieved over this sad incident. He asked Sardar Saadat Hazara to convey his sentiments and condolences to the victim families, said a press release. Talking to Sardar Saadat Hazara, Nawaz Sharif said that it is his strong demand to the government to immediately arrest the culprits involved in this tragic incident and undertake necessary legislation for ensuring deterrent punishment to them through anti terrorism court. He also demanded immediate action against the responsible persons of the police and security agencies for negligence and dereliction of duty. Nawaz Sharif also assured his complete cooperation to the Hazara Community on behalf of Muslim League-N.