A doctor from the department of forensic medicine and toxicology at RG Kar Medical College and Hospital, who with other doctors conducted the post-mortem of the postgraduate trainee who was raped and murdered, deposed before the Sealdah court on Monday.

The lone accused who has been chargesheeted in the rape and murder case — Sanjay Roy — was not brought to the court following a court order.

He heard the proceedings from the jail virtually.

Earlier, when he was brought to the court to hear depositions, Roy had named senior police officers and accused them of framinghim.

Thereafter, the number of vehicles in the convoy that transported him to the Sealdah court and back to Presidency Correctional Home was increased andthe accused was made totravel in a vehicle with tinted glass.

On one occasion, copshad banged on Roy’s vehicle on the Sealdah court premises so reporters could not hearhis words.

Later, the court allowed a prayer by the prosecution to produce him virtually in the court.

On Monday, the doctor’s deposition could not be completed and will continue on Tuesday. Three police personnel from Tala police station are also likely to depose on Tuesday, sources in the CBI said.

Before appearing at the court, the doctor went to the CBI office in Salt Lake’s CGO Complex and submitted some documents that investigators had sought.

More than 10 witnesses, including the victim’s father, have deposed till now.

Roy, who is lodged atPresidency jail, is beingtried for rape, murderand causing death or resulting in a persistent vegetativestate.

If convicted, he can be sentenced to death.

The central agencytook over the probe within four days of the rape and murder following an order of Calcutta High Court. By thenKolkata Police had arrested Roy.