One year ago, Pakistan was hit by its worst-ever terror attack. In Peshawar, seven gunmen stormed a school, killing more than 150. One year on and we ask the question: What did the Taliban try to achieve by killing schoolchildren? Were young people specifically targeted? And if so; why? We also look at Pakistan's relations with India and Afghanistan: All three have stakes in the fight against insurgents, but also stand accused of supporting these militants. What has changed, one year on?