Sipowicz spots something going down. He saves the victim and then pursues the suspects. Seeing one of the perps holding a gun he fires on their car shooting out the rear window, but the car gets away. When he returns to his own car, the victim (now his witness to the shooting) has disappeared. Russell and Sorenson begin an investigation into this shooting, as Sipowicz is required to stay back in the house when doubts are raised as to whether he shot at the right car. Meanwhile, Jones and Medavoy work a robbery and rape case and are joined by McDowell; Medavoy suspects that McDowell might be from IAB, since she only seems to show up when one of them is in a jam. Speaking of IAB, Martens stops by to see Fancy about the Sipowicz story, pressure from 1PP mounts and Sipowicz is asked to see the department shrink. Haywood and Jones discuss their date and the Sipowicz case, Haywood with some doubts and Jones in Sipowicz's corner. A wallet is found that leads to the witness in the shooting