4 in custody after mentally disabled man tied up, tortured on Facebook Live http://www.fox32chicago.com/news/crime/227116738-story Chicago investigators are questioning four African-Americans after a Facebook Live video shows a group of people torturing a white mentally disabled man while someone yelled "F*** Trump!" and "F*** white people!" Chicago police were made aware of the video Tuesday afternoon. A young African American woman streamed the video live on Facebook showing at least four people