The truck with which the car of the Unnao rape survivor collided had it's number plate wiped with black paint, media reports said. The driver and cleaner of the truck have been arrested. The accident left the rape survivor who has accused a BJP MLA critically injured while 2 other were killed. Police said that the security detail that was supppsed to trail the family all the time was missing on Sunday. Police are probing why the designated security personnel weren't with the family