Semper Fi or Die Homicide: Hours to Kill : Season 4 Episode 23
Crime + Investigation int(0)
Aired: July 13th, 2023 @ 12:00 AM EST on Crime + Investigation
When Florida invesigators find a retired Marine in his home-beaten, then slain by a shotgun blast-their suspect lists grows from his estranged son to a mystery woman he'd only just met, then to a possible serial killer.