Angila Wilder, a busy mother of three, had been convinced someone was watching her before she was found dead on the floor of her North Dakota home in 2015.
When Michelle Mockbee was found dead at work, investigators determined the killer had to have been someone in the building that day. But which employee was the murderer?
Nicolas Morelos made his share of enemies on the job and in his romantic life — but just who pulled the trigger as the former Marine was getting ready to settle down and get married?
One investigator's singular focus on his theory in Heather Bogle's slaying would draw innocent people into the fray, delay justice for Bogle and ultimately cost the detective his job.
Norma Patricia Esparza said she was raped in 1995 by Gonzalo Ramirez after meeting him at a club. Weeks later, Ramirez turned up dead, but it would take decades before his killers were found.
“Of the cases I’ve worked, I am just going to tell you, this is the most horrific, powerful, terrifying crime scene I’ve ever seen,” Det. Jim Wallace said of Lynne Knight's brutal 1979 murder.
Amyjane Brandhagen was found viciously stabbed to death in a motel bathroom where she worked as a maid. A year later, fellow church member Karen Lang went missing during a walk and was found severely beaten, sending police on the hunt for a serial attacker.