Kolkata doctor rape-murder case: CBI gets court nod for polygraph test on RG Kar ex-principal, say sources

The Central Bureau of Investigation has requested court permission to conduct a polygraph test on Dr. Sandip Ghosh, former Principal of RG Kar Medical College, following the rape and murder of a woman doctor. Ghosh resigned shortly after the incident, and discrepancies in his responses to investigators have prompted further verification using the test.