PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani soldiers shift bodies of the victims who were killed when Taliban gunmen attacked an Army run school, in Peshawar, Pakistan on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left more than 100 people dead. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistanis carry the coffin of a student killed when Taliban gunmen stormed a military school in the northwestern Pakistani city of Peshawar, in Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left more than 100 people dead. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani soldiers take position near the site of an attack by Taliban gunmen on a school in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 100 people dead, most of them students. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani soldiers take position near the site of an attack by Taliban gunmen on a school in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 100 people dead, most of them students. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani soldiers stand guard near the site of an attack by Taliban gunmen on a school in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 100 people dead, most of them students. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani soldier takes position near the site of an attack by Taliban gunmen on a school in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 100 people dead, most of them students. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani soldiers take position behind an armored military vehicle near the school attacked by Taliban gunmen in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 100 people dead, most of them students. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani students walk near the site of an attack by Taliban gunmen on a school in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 100 people dead, most of them students. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistani soldier takes position near the site of an attack by Taliban gunmen on a school in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 100 people dead, most of them students. (Khan Raziq - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: An armored military vehicle of Pakistani security forces is seen near the site of an attack by Taliban gunmen on a school in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 130 people dead, most of them students. (Metin Aktas - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Military ambulances of Pakistani security forces are seen near Lady Reading Hospital where the victims of Taliban gunmen attack on a school are carried in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 130 people dead, most of them students. (Metin Aktas - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: Pakistanis search for the names of their injured relatives at Lady Reading Hospital where the casualties of Taliban gunmen attack on a school are carried in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 130 people dead, most of them students. (Metin Aktas - Anadolu Agency)

PESHAWAR, PAKISTAN - DECEMBER 16: An ambulance is seen as the Pakistani soldiers take security measures around the army-run school attacked by Taliban gunmen in the northwestern city of Peshawar, Pakistan, on December 16, 2014. Taliban attack on an army-run school in Pakistan on Tuesday has left at least 141 people dead, most of them students as well as 6 gunmen killed. (Metin Aktas - Anadolu Agency)