The music had barely faded when tragedy struck. On the eve of his much-anticipated performance at the North-East Festival in Singapore, Assamese icon Zubeen Garg slipped beneath the water during a swim — and never surfaced again. The 52-year-old, revered across India’s North-East as the “voice of Assam,” died suddenly last Friday, leaving behind a grieving fan base and a storm of unanswered questions. Within hours, whispers of conspiracy began to spread. Why did Garg, who suffered from epilepsy, enter the water that day? Who was with him in those final moments? And was his death really an accident? The investigation has already taken a dramatic turn. Just a day after Garg’s last rites were performed, police swooped in on...