In this photo released by the Pakistan Navy, a Pakistan Navy frigate launches a test missile to its target in the Arabian Sea in Pakistan Friday, March 12, 2010. The navy successfully test-fired a series of missiles and torpedoes Friday in what it called a message to 'nefarious' forces, an apparent reference to longtime rival India. (AP Photo/Pakistan Navy) ** NO SALES **

In this photo released by the Pakistan Navy, a Pakistan Navy frigate launches a test missile to its target in the Arabian Sea in Pakistan Friday, March 12, 2010. The navy successfully test-fired a series of missiles and torpedoes Friday in what it called a message to 'nefarious' forces, an apparent reference to longtime rival India. (AP Photo/Pakistan Navy) ** NO SALES **

Pakistan's nuclear-capable missile, Ghauri, is driven past with its mobile launcher during National Day military parade in Islamabad March 23, 2008.
REUTERS/Mian Khursheed

Pakistan Army Air Defense soldiers take part in an annual military exercise at the semi-desert Khudai Ranges near Muzaffargarh in Punjab province during a media opportunity January 18, 2010.
REUTERS/Stringer (PAKISTAN - Tags: MILITARY)

Pakistan army soldiers take part in an exercise in Muzzafargarh near Multan, Pakistan on Monday, Jan. 18, 2010. Pakistan army with other security forces are engaged with Taliban and al-Qaida militants in Pakistani tribal areas along the Afghanistan border.
(AP Photo/Khalid Tanveer)

Pakistan army soldiers take part in an exercise in Muzzafargarh near Multan, Pakistan on Monday, Jan. 18, 2010. The Pakistan army with other security forces are engaged with Taliban and al-Qaida militants in Pakistani tribal areas along the Afghanistan border.
(AP Photo / Khalid Tanveer)

Pakistan army soldiers take part in an exercise in Muzzafargarh near Multan, Pakistan on Monday, Jan. 18, 2010. The Pakistan army, with other security forces, are engaged with Taliban and al-Qaida militants in Pakistani tribal areas along the Afghanistan border.
(AP Photo / Khalid Tanveer)

Pakistani army soldiers take position alongside a destroyed Taliban hideout in Inayat Killey, an insurgent stronghold outside Bajaur's main town of Khar in 2009. A roadside bomb on Thursday killed two anti-Taliban tribal elders and a woman travelling on a bus in Pakistan's lawless northwest, officials said, adding 20 other passengers were injured.
(AFP/File/Anwar Ullah)

Pakistan's Army tanks and cobra helicopters take part in Azm-e-Nau-3 exercise in Bahawalpur, Pakistan on Saturday, April 17, 2010. Pakistani military is holding its largest military exercise in two decades in southeastern Pakistan. The monthlong operation, which started Saturday, will involve some 20,000 troops backed by tanks, artillery and air power, the army said in a statement. Read less
(AP Photo/Khalid Tanveer)

A Pakistan army soldiers take part in a military exercise in Muzaffargarh near Multan, Pakistan on Tuesday, Feb. 16, 2010. (AP Photo/Khalid Tanveer)

Pakistani soldiers unfold a temporary bridge during military exercises in Multan February 19, 2010. Pakistan's arrest of an Afghan Taliban commander was not done under pressure from its U.S. ally and shows the sincerity of its fight against terrorism, the foreign minister said. REUTERS/K. Chaudhry (PAKISTAN - Tags: MILITARY POLITICS IMAGES OF THE DAY)

A man collects a fish from the net as he fishes on the frozen Cildir lake in Kars province of eastern Turkey February 19, 2010. REUTERS/Umit Bektas (TURKEY - Tags: ENVIRONMENT ANIMALS)

Pakistani naval soldiers demonstrate their skills on a beach in Karachi on March 23. Pakistan's armed forces launched an assault Wednesday on Taliban hideouts in the northwest tribal belt, killing at least 21 militants in firefights and bombing raids, officials said.
(AFP/File/Asif Hassan)

Pakistani naval soldiers demonstrate their skills on a beach in Karachi on March 23. Pakistan said Friday five soldiers and 21 militants were killed in a heavy battle in the tribal belt, as the country's leadership touts a US vote of confidence after Washington talks.
(AFP/File/Asif Hassan)

Pakistan Navy's commandos take part in an operation exercise during a special show for Pakistan's Independence Day in Karachi, Pakistan on Tuesday, March 23, 2010.
(AP Photo/Shakil Adil)