A Pakistani rescue worker shows picture album found in a wreckage of a plane crashed in Islamabad, Pakistan on Wednesday, July 28, 2010. A government official says all people on board the plane that crashed in the hills surrounding Pakistan's capital were killed.
Family members of passengers killed in Wednesday's plane crash wait at a community center to give blood to be used for DNA testing to identify their relatives, Thursday, July 29, 2010, in Islamabad, Pakistan.
Pakistani army troops remove a piece of wreckage of a plane at the site of Wednesday's deadly plane crash, in the mountains surrounding Islamabad, Pakistan, on Thursday, July 29, 2010.
A Pakistani army soldier collects evidence at the site of Wednesday's deadly plane crash, in the mountains surrounding Islamabad, Pakistan, on Thursday, July 29, 2010.
Pakistani rescue workers take a break as they search for evidence and victims at the site of Wednesday's deadly plane crash, in the mountains surrounding Islamabad, Pakistan, on Thursday, July 29, 2010.
Pakistani rescue workers search for survivors amid the wreckage of a plane that crashed in Islamabad, Pakistan, July 28, 2010.
Pakistani rescue workers look for survivors at the site of a passenger plane crash in mountains near Islamabad, July 28, 2010.
Smoke rises from the site of a plane crash near Islamabad, Pakistan, July 28, 2010.
Soldiers from the Pakistan Armed Forces rush to the site of a plane crash in Islamabad, Pakistan, July 28, 2010.
Pakistani rescue workers examine the site of a plane crash in Islamabad, Pakistan, July 28, 2010.
Pakistani rescuers surround the wreckage of a plane that crashed in Islamabad, July 28, 2010.
Local residents look toward the site of a plane crash in Islamabad, Pakistan, July 28, 2010.
Pakistani rescue workers search for survivors amid the wreckage of a plane crash in Islamabad, Pakistan, July 28, 2010.
Pakistan army soldiers rush to the site of a plane crash in Islamabad, July 28, 2010.
In this photo released by China's Xinhua News Agency, police stand guard near the site of a plane crash near Islamabad, Pakistan, July 28, 2010.
In this photo released by China's Xinhua News Agency, a helicopter files over the site of a plane crash near Islamabad, Pakistan, July 28, 2010.
Pakistani rescue workers rush to the site of a plane crash in Islamabad, July 28, 2010.
A Pakistani Army helicopter hovers as it looks for survivors of a passenger plane that crashed in mountains north of Islamabad, July 28, 2010.
Pakistani rescue workers examine the site of a plane crash in Islamabad, July 28, 2010. A government official said all 152 people on board the plane that crashed in the hills surrounding Pakistan's capital were killed.