Goa Bus tragedy -1

in village of Calvim, Aldona a bus plunged into the river, at that moment nearly 15 passenger were aboard, most of them were school children. As per last reports, nearly 6 were dead, out of which 4 were children.
As per the driver the Bus went out of control due to brake failure, few meters away from Calvim ferryboat ramp, when bus was travelling down the slope. And plunged straight in to the river. The ferry was on the other side of the river at that moment.