PATERSON -- City police were investigating the assault of a man that was uploaded to social media this week.

An individual records the incident, then eggs on the attacker, who throws a punch at an unsuspecting man's face. The assault appears to be an example of the "knockout game," in which an attacker sucker punches an unsuspecting victim.

Paterson police said in a Facebook post the video was "disturbing" and thanked residents who had shared the video and contacted police regarding the footage.

Detective Capt. Heriberto Rodriguez told NJ Advance Media no arrests have been made as of noon Friday. The investigation remains active, he said.

The Paterson Police Department has seen the assault video that has recently been posted on Facebook and another social... Posted by Paterson Police Department on Thursday, February 4, 2016

Justin Zaremba may be reached at jzaremba@njadvancemedia.com. Follow him on Twitter @JustinZarembaNJ. Find NJ.com on Facebook.