A viral video shows a man assaulting a police personnel in Delhi.
The alleged assault took place on April 1 in Uttam Nagar area.
The cop, identified as Sushil, was allegedly assaulted by a gym-owner.
Sushil was earlier posted as a PSO to a person named Sanjay Gupta, police said.
When Sushil went to meet Gupta, the cop & Gupta's relative got into an argument.
Sushil was then allegedly beaten up by Gupta's younger brother & his accomplice.
Delhi Police said details are being verified; matter being taken very seriously.
Investigation is underway.
Watch the full video for more.
