Why is the Taliban resurgent in Pakistan? Some observers point to the influence of the madrassa, or Islamic religious school, as a factor in developing Islamic radicals. Javed Soomro, a senior producer for the BBC's Urdu Service, has heard from people who say a madrassa is simply a religious school and those who see them as incubators for terrorists. He decided to see for himself, so he got permission to spend two weeks at the largest madrassa in Pakistan’s capital, Karachi. He joins The Takeaway with his view from the inside.