Patna:Tej Pratap, the elder son of RJD chief Lalu Prasad Yadav, on Tuesday received an unknown call, threatening to kill him and his personal assistant.
At around 10:37 am, Tej Pratap's personal assistant Srijan received a call from an anonymous number.
Soon after the threat call, the former Bihar health minister and his PA reached the Secretariat police station and filed a case, requesting for a formal inquiry into the matter.
Further details are awaited.