Students and supporters of Jamaat-ud-Dawa chant slogans to condemn Tuesday’s attack on the Army Public School in Peshawar, during a rally in Karachi

People chant slogans to condemn Tuesday’s attack on the Army Public School in Peshawar, during a rally in Karachi, December 17, 2014. Pakistan woke up to a day of mourning on Wednesday after Taliban militants killed 132 students at a school in the city of Peshawar in a grisly attack which shocked the nation and put pressure on the government to do more to tackle the insurgency. REUTERS/Akhtar Soomro (PAKISTAN – Tags: CRIME LAW CIVIL UNREST)