** FILE ** This image made on Jan. 12, 2012, from an undated video posted on the Internet by a YouTube user self-identified as "semperfiLoneVoice" shows men in U.S. Marine combat gear, standing in a semicircle over three bodies. U.S. Defense Secretary Leon E. Panetta branded as "utterly despicable" the video purporting to show four U.S. Marines urinating on the corpses of Taliban fighters. (Associated Press)
** FILE ** Pakistani women mourn on Sunday, May 5, 2013, in Karachi, Pakistan, during the funeral of a child killed in a bombing on Saturday. The two blasts also killed two others near the office of a political party critical of the Taliban, heightening tensions ahead of the country's historic May 11 election. (AP Photo/Fareed Khan)
** FILE ** Pakistani women mourn on Sunday, May 5, 2013, in Karachi, Pakistan, during the funeral of a child killed in a bombing on Saturday. The two blasts also killed two others near the office of a political party critical of the Taliban, heightening tensions ahead of the country's historic May 11 election. (AP Photo/Fareed Khan)
People gather at the site of an explosion outside an election office of a candidate in Peshawar, Pakistan, on Sunday, April 28, 2013. The Pakistani Taliban detonated bombs at the campaign offices of two politicians in the country's northwest, police said, killing many people in an escalation of attacks on secular, left-leaning political parties. (AP Photo/Mohammad Sajjad)
People gather at the site of an explosion outside an election office of a candidate in Peshawar, Pakistan, on Sunday, April 28, 2013. The Pakistani Taliban detonated bombs at the campaign offices of two politicians in the country's northwest, police said, killing many people in an escalation of attacks on secular, left-leaning political parties. (AP Photo/Mohammad Sajjad)
Pakistani volunteers rush an injured person to hospital following an explosion in Karachi, Pakistan on Friday, April 26, 2013. A bomb planted near the office of a political party threatened by the Taliban has killed many people in southern Pakistan, police said. (AP Photo/Shakil Adil)
Pakistani volunteers rush an injured person to hospital following an explosion in Karachi, Pakistan on Friday, April 26, 2013. A bomb planted near the office of a political party threatened by the Taliban has killed many people in southern Pakistan, police said. (AP Photo/Shakil Adil)
Afghan men surround a burned bus after it collided with the wreckage of a truck that was attacked by Taliban insurgents in Maiwand district, on the highway between Kandahar and Helmand, Afghanistan, Friday, April 26, 2013. Scores of people aboard the bus were killed in the fiery crash, officials said. (AP Photo/Abdul Khaliq Kandahari)
Afghan men surround a burned bus after it collided with the wreckage of a truck that was attacked by Taliban insurgents in Maiwand district, on the highway between Kandahar and Helmand, Afghanistan, Friday, April 26, 2013. Scores of people aboard the bus were killed in the fiery crash, officials said. (AP Photo/Abdul Khaliq Kandahari)
