Kolkata doctor case: Polygraph test of main accused today, says CBI
Hindustan TimesThe polygraph test of Sanjoy Roy, the prime accused in the rape and murder of a trainee doctor in the RG Kar Medical College and Hospital, is likely to be held on Sunday, CBI officials said. Sanjoy Roy, the prime accused in the rape and murder of a trainee doctor in the RG Kar Medical College and Hospital. Jail officials familiar with the matter said Roy had claimed before the security guards of the jail that he doesn’t know anything about the crime. A senior police officer said that investigators had collected at least 40 exhibits from the crime scene, CCTV footage of the hospital were secured, the accused’s mobile phone was seized, and its data was extracted by cloning it, his samples such as urethral swab, semen, hair, nail clippings and nail scraping during medico legal examination.