By Rummana Hussain
The Chicago Sun-Times
In yet another episode, a teenage boy who embarrassed the Chicago Police Department by impersonating an officer has allegedly threatened to beat up a sheriff's officer so he could escape from custody.
The 15-year-old has pleaded guilty to impersonating a Chicago Police officer and swiping a used Lexus from a South Side dealership after convincing the owner he was an adult with a job.
Kid who impersonated officer in even more hot water