Kalyan is a city on the banks of Ulhas River in Thane district of Maharashtra state in Konkan division. It is governed by Kalyan-Dombivli Municipal Corporation. Kalyan is a subdivision of Thane district. From Wikipedia
The prime accused in the high-profile case was found hanging in Taloja Central Jail, with his body sent for post-mortem as investigations into his death and the original crime continue.