"

    [T]hey told McDaniel something he could hardly believe: an algorithm built by the Chicago Police Department predicted — based on his proximity to and relationships with known shooters and shooting casualties — that McDaniel would be involved in a shooting. That he would be a “party to violence,” but it wasn’t clear what side of the barrel he might be on. He could be the shooter, he might get shot. They didn’t know. But the data said he was at risk either way.

The constant, unwanted contact with Chicago PD officers ensured the latter happened. Criminals and other neighborhood residents assumed he was snitching."