Episode 30 of "Profiler"
s02e08 Victims of Victims

AKA Sense of Completion When a murder occurs that bears all the markings of an unsolved serial case from the 1950's, Sam and the VCTF team are called in to investigate. Analysis of the case's forty year old evidence yields a fingerprint not previously detected. This enables the team to finally I.D. the killer, who turns out to have committed suicide prior to the most recent murder. Sam talks to a writer who researched the original case and learns of a young boy who claimed to have witnessed one of the crimes. That boy, whose story was not believed at the time, is later revealed to be the copycat killer. Jack recuperates from his gun shot would at the home of his extremely wealthy, extremely deranged mother, Miriam. Meanwhile, Sharon (aka Jill) decides to redecorate Jack's lair by eliminating all traces of Sam. When a now healthy Jack returns to the lair, he is enraged by the changes Sharon has made. Sam's in-laws come to town to see Chloe perform in a school play and are angered when Sam is unable to attend at the last minute. Her absence results from Grace going in to labor while the team investigates a crime scene. Sam helps Grace deliver her baby boy and the team later celebrates the newest 'member' of the VCTF.