PRAYAGRAJ, Oct. 28 -- In a shocking twist to the murder of the nephew of a former president of the Allahabad High Court Bar Association (HCBA), the police have revealed that a mother-son duo, both related to the prime accused and known to the victim, witnessed the entire crime but chose to film it instead of intervening or calling the authorities.

According to investigators, Sahil and his mother, Vijeta, stood by as LN Singh, 50, was repeatedly stabbed by Sahil's maternal uncle, Vishal, near All Saints' Cathedral in Civil Lines on October 23. Police said the duo recorded the brutal assault on their mobile phones, footage of which has since been recovered.

The Civil Lines police arrested the duo late on Monday night and sent them to jail...