Kolkata rape-murder: RG Kar College's ex-principal gave 'deceptive' answers during polygraph, claims CBI

Sandip Ghosh the former principal of RG Kar Medical College was found to be deceptive while answering important questions during his polygraph test and layered voice analysis in the Kolkata rapemurder case probe Central Bureau of Investigation CBI officials saidCBI arrested Ghosh on September 2 in connection with financial irregularities at the hospital The central probe agency added charges of evidence tampering against him on September 15During the investigation into the Kolkata rapemurder case Ghosh was subjected to layered voice analysis and polygraph test news agency PTI reportedAccording to a report from Central Forensic Science Laboratory CFSL New Delhi his version has been found to be deceptive on certain important issues relating to this case officers privy to the developments saidInformation revealed during the polygraph test may not be used as evidence during the trial but the agency may gather corroborative evidence which could be used in court they saidA polygraph test can help in assessing inaccuracies in the statements of suspects and witnesses By monitoring their psychological responses heart rate breathing pattern sweating and blood pressure investigators can determine if there are discrepancies in their responsesGhosh got info about incident at 958 am but didnt inform cops immediately CBICBI has alleged that Ghosh got information about the Kolkata rapemurder incident at 958 am on August 9 but he did not make the police complaint immediatelyHe allegedly made a vague complaint at a later stage through the medical superintendentvice principal even though the victim was declared dead at 1244 pm they saidHe did not try to get an FIR first information report lodged immediately Rather a new theory of suicide was introduced which is not possible as per the external injury visible on the body of the victim that was undressed at the lower part CBI allegedThe probe agency has further claimed that Ghosh got in touch with Tala Police Stations Officer InCharge OC Abhijit Mondal at 1003 am and with an advocate at 140 pm while a case of unnatural death was registered at 1130 pmMondal was arrested by CBI in connection with the case on September 15 According to CBI Mondal received information about the incident at 1003 am on August 9 but he did not reach the scene of the crime immediately and visited the crime spot only after an hourApart from this the general diary entry 542 mentioned that the body of the postgraduate trainee of RG Kar Medical College and Hospital was found lying in an unconscious state in the seminar room of chest medicine whereas the body was already examined by a doctor who had found the victim deadThe general diary entry was allegedly made in conspiracy with hospital authorities and other unknown persons intentionally mentioning wrong detailsMondals failure to register an FIR and protect the scene of crime resulted in the damage of vital evidence available at the crime scene CBI officers said adding that he tried to protect the accused in the case Sanjay Roy and others who had unauthorised access to the scene of crime that might have led to tampering of evidenceGhosh allegedly directed his subordinates to send the body to the morgue in a rushed manner officers saidThe trainee doctor was allegedly raped and murdered in the seminar hall of R G Kar Medical College and Hospital when she had gone to rest during her shift in the early hours of August 9 Her body with severe injury marks was found in the hall by a doctor who was on roundsRoy a police volunteer was arrested the next day based on CCTV footage in which he was seen entering the seminar hall at 403 am on the day of the incidentOn August 13 the Calcutta High Court ordered the transfer of the probe from the Kolkata Police to CBI which took over the case the next dayWith PTI inputs