Sandip Ghosh was asked to furnish details of the phone calls he made before and after the incident at the hospital, an officer of the central probe agency said.
There is speculation that the former Jharkhand CM may meet Amit Shah to discuss joining the BJP; Soren also updated his profile on 'X' to remove references to JMM.
Rahul termed the government's recruitment push a "robbery of the rights of talented youth preparing for UPSC" and an attack on the concept of social justice and reservation for the underprivileged.