Marleen Zambrano didn’t know what TikTok was until the outside of her South Holland home was going viral. “Look at that. Can you all believe that? This is live, uncut, unedited,” a man who goes by Chicago Crime Chaser Martin G. Johnson said in a post on the video sharing app. “What does that represent? That’s symbolic, people.” As Johnson flipped the camera around, the viewer sees a human .