Sai Baba is India's most prolific guru. To his millions of followers around the world he is also the embodiment of God on Earth. Many devotees, however, who sought his spiritual enlightenment received more than they bargained for. Reporter Tanya Datta investigates a disturbing story involving magic, murder and allegations of sexual abuse. This World returns after a short break on 8 July. Producer Eamon Hardy ; Editor Karen O'Connor