India, July 11 -- It was a usual night for residents of Block A in Sushant Lok Phase-I, Sector 28, on Thursday, with some residents out for their post-dinner walk.

Their peace was disturbed when firing broke out outside a three-storey house, followed by the arrival of at least three to four police vehicles carrying armed personnel.

Residents on the street rushed indoors and locked their doors. By then, the narrow lane was filled with bloodstains and at least 60 empty bullet shells. Vehicles belonging to the shooters and the police, riddled with bullet marks, blocked one end of the lane. The gates and glass panes of the businessman's house and a neighbouring house had multiple bullet holes.

One of the eyewitnesses said that she had just...