Additional contingent of police has reached outside Minhaj Secretariat and nobody in the secretariat allowed to go inside or come out as what is being described as a security measure by law enforcers.
Aerial surveillance of Minhaj Secretariat has also begun by law enforcement agencies.
PAT chief Dr. Tahirul Qadri has asked his workers and supporters to gather in the Minhajul Quran ground before proceeding with their march.
Dr. Qadri will shortly announce revolution march to start.
PAT leader Raheeq Abbasi said police had blocked all roads and supply of food had been halted to Minhaj Secretariat.