Hospital staff carry coffins after a bomb blast, at a hospital in Peshawar
Hospital staff carry coffins after a bomb blast, at a hospital in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said.REUTERS/ Fayaz Aziz (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW)
Man cries over coffin of his brother, who was killed in a bomb blast, at a hospital in Peshawar
A man cries over the coffin of his brother, who was killed in a bomb blast, at a hospital in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said.REUTERS/ Fayaz Aziz (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW TPX IMAGES OF THE DAY)
Man cries over death of his son, who was killed in a bomb blast, at a hospital in Peshawar
A man cries over the death of his son, who was killed in a bomb blast, at a hospital in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said.REUTERS/ Fayaz Aziz (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW)
A man (C) cries over the death of his son, who was killed in a bomb blast, at a hospital in Peshawar
A man (C) cries over the death of his son, who was killed in a bomb blast, at a hospital in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said.REUTERS/ Fayaz Aziz (PAKISTAN - Tags: CIVIL UNREST POLITICS CRIME LAW)
Man calls for help at site of a bomb attack in Peshawar
A man calls for help at the site of a bomb attack in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said. REUTERS/Khuram Parvez (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW)
Man helps an injured man walk away from the site of a bomb attack in Peshawar
A man helps an injured man walk away from the site of a bomb attack in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said.REUTERS/Khuram Parvez (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW)
Firefighters extinguish fire at site of a bomb attack in Peshawar
Firefighters extinguish a fire at the site of a bomb attack in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said. REUTERS/Khuram Parvez (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW)
Rescue workers arrive at site of bomb attack in Peshawar
Rescue workers arrive at the site of a bomb attack in Peshawar September 29, 2013. Twin blasts in the northwestern Pakistan city of Peshawar killed 33 people and wounded 70 on Sunday, a week after two bombings at a church in the frontier city killed scores, police and hospital authorities said. REUTERS/Khuram Parvez (PAKISTAN - Tags: POLITICS CIVIL UNREST CRIME LAW)
Bombs kill 33 in northwestern Pakistan city of Peshawar-police
Islamist violence has been on the rise in Pakistan in recent months, undermining Prime Minister Nawaz Sharif's efforts to tame the insurgency by launching peace talks with the Taliban