A Pakistani boy plays with a tire next to a slum during sunset on the outskirts of Islamabad, Pakistan, Monday, Jan. 31, 2011. (AP Photo/Muhammed Muheisen)

A Pakistani boy plays with a tire next to a slum during sunset on the outskirts of Islamabad, Pakistan, Monday, Jan. 31, 2011. (AP Photo/Muhammed Muheisen)

A Pakistan man enjoys an evening walk at a park in Islamabad, Pakistan on Saturday, Nov. 27, 2010. (AP Photo/Anjum Naveed)

A Pakistan man enjoys an evening walk at a park in Islamabad, Pakistan on Saturday, Nov. 27, 2010. (AP Photo/Anjum Naveed)

Pakistani students of an Islamic seminary enjoy a swing ride at a park in Islamabad, Pakistan on Tuesday, Nov. 2, 2010. (AP Photo/Anjum Naveed)

Pakistani students of an Islamic seminary enjoy a swing ride at a park in Islamabad, Pakistan on Tuesday, Nov. 2, 2010. (AP Photo/Anjum Naveed)

A Pakistani observes the view from a dome-shaped terrace at a park in Islamabad, Pakistan Monday, Nov. 1, 2010. (AP Photo/Anjum Naveed)

A Pakistani observes the view from a dome-shaped terrace at a park in Islamabad, Pakistan Monday, Nov. 1, 2010. (AP Photo/Anjum Naveed)

A Pakistani farmer sorts the wheat during the harvest in Muzaffargarh in Punjab province, Pakistan, Monday, Nov. 1, 2010. (AP Photo/Muhammed Muheisen)

A Pakistani farmer sorts the wheat during the harvest in Muzaffargarh in Punjab province, Pakistan, Monday, Nov. 1, 2010. (AP Photo/Muhammed Muheisen)

A Pakistani boy balances his bike while children play as the sun sets at a camp for people displaced by floods at badly hit Muzaffargarh district, Punjab province, Pakistan, on Tuesday Sept. 7, 2010. (AP Photo/Aaron Favila)

A Pakistani boy balances his bike while children play as the sun sets at a camp for people displaced by floods at badly hit Muzaffargarh district, Punjab province, Pakistan, on Tuesday Sept. 7, 2010. (AP Photo/Aaron Favila)

Pakistanis displaced by floods reach out for milk during an aid distribution at a temporary camp in Sukkar, Sindh Province, southern Pakistan, Wednesday, Aug. 25, 2010. (AP Photo/Kevin Frayer)

Pakistanis displaced by floods reach out for milk during an aid distribution at a temporary camp in Sukkar, Sindh Province, southern Pakistan, Wednesday, Aug. 25, 2010. (AP Photo/Kevin Frayer)

A young Pakistani girl displaced with her family by flooding, sleeps on the ground at a temporary camp near the flood line outside of Sukkar, in Sindh province, southern Pakistan, Tuesday, Aug. 17, 2010. (AP Photo/Kevin Frayer) Read more →

A young Pakistani girl displaced with her family by flooding, sleeps on the ground at a temporary camp near the flood line outside of Sukkar, in Sindh province, southern Pakistan, Tuesday, Aug. 17, 2010. (AP Photo/Kevin Frayer)

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Pakistani children sit on a bed to eat their food, in a flood hit area of Qasim Bella, on the outskirts of Multan, Pakistan, on Saturday, July 31, 2010. The death toll in the massive flooding in Pakistan surged past 800 as floodwaters receded Saturday in the hard-hit northwest, an official said. (AP Photo/Khalid Tanveer) Read more →

Pakistani children sit on a bed to eat their food, in a flood hit area of Qasim Bella, on the outskirts of Multan, Pakistan, on Saturday, July 31, 2010. The death toll in the massive flooding in Pakistan surged past 800 as floodwaters receded Saturday in the hard-hit northwest, an official said. (AP Photo/Khalid Tanveer)

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An aerial view shows houses submerged in water due to heavy flooding in Dera Ismail Khan, Pakistan on Saturday, July 31, 2010. A government official says flooding in Pakistan has killed more than 800 people in a week, as rescuers struggled to reach marooned victims and some evacuees showed signs of fever, diarrhea and other waterborne diseases. (AP Photo/Ishtiaq Mahsud) Read more →

An aerial view shows houses submerged in water due to heavy flooding in Dera Ismail Khan, Pakistan on Saturday, July 31, 2010. A government official says flooding in Pakistan has killed more than 800 people in a week, as rescuers struggled to reach marooned victims and some evacuees showed signs of fever, diarrhea and other waterborne diseases. (AP Photo/Ishtiaq Mahsud)

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A Pakistani student stands by the rubble of her school, after it was destroyed by Taliban militants, in Mingora, the capital of Pakistan’s troubled valley of Swat on Wednesday, May 26, 2010. (AP Photo/B.K. Bangash)

A Pakistani student stands by the rubble of her school, after it was destroyed by Taliban militants, in Mingora, the capital of Pakistan’s troubled valley of Swat on Wednesday, May 26, 2010. (AP Photo/B.K. Bangash)

Pakistani children receive a ration of donated rice at the Sufi shrine Beri Iman food distribution center in Islamabad, Pakistan, Friday, April 23, 2010. (AP Photo/Vincent Thian)

Pakistani children receive a ration of donated rice at the Sufi shrine Beri Iman food distribution center in Islamabad, Pakistan, Friday, April 23, 2010. (AP Photo/Vincent Thian)

A Pakistani Muslim devotee smokes cigarettes as he and others gather to celebrate the annual congregation of famous saint Data Ganjbaksh, in Lahore, Pakistan, Tuesday, Feb. 2, 2010. Thousands of people traveled from all over Pakistan to attend the celebrations. (AP Photo/K.M. Chaudary)

A Pakistani Muslim devotee smokes cigarettes as he and others gather to celebrate the annual congregation of famous saint Data Ganjbaksh, in Lahore, Pakistan, Tuesday, Feb. 2, 2010. Thousands of people traveled from all over Pakistan to attend the celebrations. (AP Photo/K.M. Chaudary)

Khalidah Lalie, a 7-year-old Pakistani girl, stands between bricks while arranging them with her father, unseen, as they work at a brick factory on the outskirts of Islamabad, Pakistan, Wednesday, Jan. 13, 2010. (AP Photo/Muhammed Muheisen)

Khalidah Lalie, a 7-year-old Pakistani girl, stands between bricks while arranging them with her father, unseen, as they work at a brick factory on the outskirts of Islamabad, Pakistan, Wednesday, Jan. 13, 2010. (AP Photo/Muhammed Muheisen)