Sun TV Network has filed an insolvency petition against Anil Ambani’s Reliance Big TV in the National Company Law Tribunal Mumbai. Big TV’s DTH operation owes more than Rs 100 crore to leading broadcasters like Star India, ZEEL, Sony Pictures Networks India, TV18, Viacom18, Sun TV, and Discovery Communications India. Sun TV Networks has claimed dues of Rs 30 crore. (Television Post)