India, July 11 -- A late-night gun battle in Gurugram's upscale Sushant Lok colony, in which more than 60 rounds were fired and four alleged gangsters were killed, has once again turned the spotlight on Deepak Nandal, a former Haryanvi music producer and performer who police say now runs an international extortion syndicate targeting businessmen and other high-profile individuals from overseas.

The encounter unfolded around Thursday night in A Block of Sushant Lok after five alleged members of the Nandal gang entered the residence of property dealer Vishal Beri, son of the founder of SGT University, and allegedly held him hostage, police said.

Crime Branch teams rushed to the spot after receiving information about armed men inside the h...