Places that attract crowds are becoming more and more dangerous for Pakistanis.

Since the army launched a fresh offensive against the Taliban, there have been virtually daily bombings and killings.

Fear of attacks has caused a big fall in the number of worshippers for Friday prayers at Pakistan's biggest mosque.

Al Jazeera's Imran Khan reports from the Shah Faisal mosque in Islamabad, a week after attackers killed 36 people in a mosque in the country's north.