AP Photo/Mohammad Zubair
A police officer examines the wreckage of a vehicle used by a suicide bomber at a police academy in Hangu, 45 miles southwest of Peshawar, Pakistan, Thursday, July 19, 2007. The bomber killed more than half a dozen people at the academy, most of them civilians, officials said, amid a spate of violence roiling the Afghan border region.
AP Photo/Mohammad Zubair
Pakistani police and residents look at the debris after the suicide attack at the police academy in Hangu.
AP Photo/Shakil Adil
The site of a bombing in Hub, near Karachi, Pakistan, Thursday, July 19, 2007. Police said a bus carrying about 10 Chinese engineers and workers had just passed when the remote-controlled bomb exploded, killing more than two dozen people. The Chinese were safe but the casualties included policemen escorting them in a separate car.
AP Photo/Mohammad Zubair
A Pakistani doctor at a hospital in Peshawar examines a man who was injured by a suicide attack in Hangu, Thursday, July 19, 2007.
AP Photo/Shakil Adil
Officials survey the damage caused by the bombing in Hub, Thursday, July 19, 2007.
AP Photo/Shakil Adil
The site of a bomb explosion in Hub near Karachi, Pakistan, Thursday, July 19, 2007.
Getty Images/Asif Hassan
A victim of the Hub bombing gets help.
Getty Images/Asif Hassan
Another view of the bombing in Hub.
Getty Images/Tariq Mahmood
A bloody sandal remains at the site of the police academy bombing in Hangu.
Getty Images/Paula Bronstein
A blood-stained chair and other debris remain after a bombing July 18, 2007, in Islamabad, the capital.
AP Photo/Shakil Adil
Pakistani lawyers chant slogans to condemn Tuesday's suicide attack at the Islamabad courts in Lahore on Wednesday, July 18, 2007.
CBS
Policemen inspect the site in Islamabad on July 18, 2007, where a day earlier a suicide bomber attacked a rally where hundreds had gathered to hear Pakistan's suspended top judge Iftikhar Muhammad Chaudhry.
Getty Images/Farooq Naeem
Investigators collect evidence at the site in Islamabad on July 17, 2007, where a suicide blast ripped through the venue for a rally by Pakistan's suspended chief justice, killing more than a dozen people.