I watched a season of Chicago PD, and noticed that they had a convenient "plot accelerator."
Whenever they got to a point, where the detectives and CSI would be painstakingly going through the evidence, sifting out clues, they'd throw the suspect into "the cage," and beat a confession out of them.
Whenever they got to a point, where the detectives and CSI would be painstakingly going through the evidence, sifting out clues, they'd throw the suspect into "the cage," and beat a confession out of them.