A day after a suicide attack at a rally where hundreds had gathered to hear Pakistan's suspended top judge, Iftikhar Muhammad Chaudhry, a Pakistani policeman frisks a pedestrian on a street in Islamabad on July 18.
Fifteen people were killed on July 17 blast in Islamabad, the fifth major suicide attack following the army assault on militants at the Red Mosque, which triggered Islamist calls for holy war against military ruler President Pervez Musharraf.
Photograph: Aamir Qureshi/AFP/Getty Images