Security has been stepped up in federal capital Islamabad amid the ultimatums of the PTI and PAT.
According to sources, 20 companies of police have taken positions around the venue of the sit-in of Pakistan Awami Tehreek (PAT).
Around 200 fresh security men have also taken positions around the stage of Pakistan Tehreek-i-Insaf (PTI), to tackle any untoward incident.
The city administration has tightened the security of the red zone of the capital to keep the marchers away from the sensitive area. Additional containers as well as barbed wire barriers have been placed and additional contingents of police deployed from other cities to the sensitive areas of Islamabad.