Kolkata Doctor's Rape-Murder Case Under Scrutiny for Evidence Tampering and Corruption

CBI investigates potential cover-up and financial irregularities at RG Kar Medical College following the death of a trainee doctor.

Video footage raises concerns about crime scene preservation by Kolkata Police.
CBI conducts multiple polygraph tests on key suspects, including a former principal.
Searches at former principal's home yield significant documents related to corruption probe.
Accused Sanjay Roy's statements during lie-detector tests reveal inconsistencies.
Ongoing protests by junior doctors demand justice and police accountability.