When it is suspected that an expert in forensics is responsible for the rape and murder a local student, the focus of the investigation hones in on a criminology professor that Cragen arrested decades earlier for similar crimes. It's then up to Cragen and his team to discover if the professor is the perpetrator or being set up by a bitter rival. Written by
Did You Know?
When Captain Cragen returns to the crime scene while he is facing the camera the blue collar on his bullet proof vest is flipped up, obscuring the collar on his dress shirt. When the camera show Cragen from behind the vest collar is missing and the white collar of his dress shirt is fully visible. See more
References The Simpsons