Kolkata doctor rape case: Polygraph test on main accused Sanjay Roy, 6 other begins

Kolkata rape-murder: The lie detection tests on the main accused and six others in the alleged rape and murder of a trainee doctor at the state-run RG Kar Medical College and Hospital started on Saturday, officials said. The officials said the polygraph test on the main accused, Sanjay Roy, will be conducted in the prison where he is lodged. At the same time, the remaining six, including former principal Sandip Ghosh, four doctors who were on duty during the night of the incident, and a civil volunteer, will undergo tests at the agency's office.