Police officers yell at people to move on the the sidewalk on Broadway as they try clear the crowd from the Union Square area, Friday, Aug. 4, 2023, in New York.

It was slated for 4pm Friday. He posted an image captioned "on the way" shortly before the riot erupted. "Due to police activity, avoid the area surrounding Union Square Park & use alternate routes.

Police officers yell at demonstrators to move on the the sidewalk on Broadway as they try clear the crowd from the Union Square area, Friday, Aug. 4, 2023, in New York.

Thousands of people gathered in New York City’s Union Square on Friday afternoon, hoping to win a massive gaming giveaway from Twitch streamer Kai Cenat. The crowd quickly grew out of control ...