RG Kar hospital case: CBI files 1st chargesheet, Sanjay Roy charged with rape and murder

The CBI files its first chargesheet in the RG Kar Hospital case, accusing Sanjay Roy of raping and murdering a postgraduate trainee doctor. With nearly 100 witnesses interrogated and 12 polygraph tests conducted, forensic evidence, including DNA matches, implicates Roy as the primary suspect.