Chicago P.D. prides itself on featuring realistic police encounters, and having call signs is part of that. Each member of the Chicago P.D. Intelligence Unit has a specific call sign, or code name ...

There’s something distinctly different about diving into Chicago PD Season 12 Episode ... Even little moments like the board with everyone’s call signs that the camera zoomed in on spoke ...

Chicago PD: Drama. 10 p.m. Wednesday on NBC. As television becomes overpopulated with gimmicky attempts to put new twists on the standard police procedural, the formulaic directness of Dick Wolf ...