VIDEO: Can the Chicago P.D. Cast Identify Chicago's Craziest Laws?

The stars of Chicago P.D.have no trouble being cops on TV. But how do they perform when their knowledge about Chicago's craziest real-life laws is put to the test?

During a recent set visit, TVGuide.com gave cast members Sophia Bush, Jesse Lee Soffer, Patrick John Flueger, Jason Beghe and LaRoyce Hawkins a "True or False" quiz about the most bizarre laws on the books in the Windy City - like whether or not it's illegal for police to use slingshots, and what commonality might get you arrested for being a vagrant.

Check out how they did in the video above.