At least 21 people were killed and 70 injured after a flyover collapsed in Kolkata. A CCTV footage captures the moment when the under construction flyover collapsed in Burrabazar; The flyover builders say 'its an act of God'. The police seal their Kolkata office; In Karnataka, the class 12 chemistry paper is leaked for the second time, angry students protest, a parent even attempts suicide; and more in our news wrap of the day.
