Tarun Tejpal, the former editor of India's top news magazine Tehelka, has been arrested after allegations from a colleague that he sexually assaulted her.

Tejpal has not been formally charged yet and he denies the accusations against him. Booker Prize-winning author and activist Arundhati Roy, a long-time acquaintance of Tejpal, speaks to the BBC's Sanjoy Majumder about the case. Read