Four months ago, the governor of Pakistan's Punjab province, Salmaan Taseer, was gunned down by one of his bodyguards. The reason? Taseer's support for changes to Pakistan's draconian blasphemy laws. Two months later, another reform campaigner, Pakistan's minorities minister, a Christian, was also assassinated. HARDtalk's Stephen Sackur talks to Salmaan Taseer's daughter, Shehrbano. Is there any future in today's Pakistan for advocates of tolerance and moderation?