What's Done in the Dark
Driscoll makes a delivery to a group of guys in a motel room. He uses the bathroom before he leaves. There is a man tied up and gagged in the bathtub. Driscoll doesn't do anything to help the man.
Martina goes on another date with Manny. Driscoll continues to push Manny to get something of value from Martina. Hastings continues to pressure Ballard to produce results on the Pearlman case.
Ballard and Laffont try to trace Driscoll's whereabout five years earlier. They talk to a DEA agent with whom Driscoll worked back then. Ballard finds a hole in Driscoll's alibi. Ballard and Parker track down someone who might be the daughter of the killer. Parker convinces her to provide a sample of her DNA for comparison's sake.






