Cold Case: Season 3, Episode 17

3 - 17: Superstar

A rising female tennis player is strangled to death in her college dorm room in 1973 after defeating the school's top-ranked male player in a "Battle of the Sexes" fund-raiser. Lilly reinvestigates the case when the victim's sister brings in new evidence that suggests her sibling may have been poisoned earlier. Also, Vera's wife tells him that their 12-year marriage is over.