Find out how Las Vegas detectives solved the homicide case of a widowed mother who was found beaten and strangled and dumped ...

Casey Sherman speaks about the importance of doing real-world research and investigation on the Boston Strangler.

Kelly Siegler speaks to Det. Haley Dinapoli about the importance of noting down every detail in domestic violence cases.

Barbara Butcher speaks about the way she and her team pieced together a string of events from a few telling pieces of ...

As investigators dig in to the Maria Marino case, money and greed come up as possible motives.

When Tracy Holloway hit the town to celebrate her 30th birthday, she had no way of knowing it would be her last night alive. Just hours into the next day, Tracy—a vibrant mom and hairdresser—was ...

Barbara Butcher gives the horrifying details of how 91-year-old Nellie Hocutt was murdered.

Trying to piece together the events that led to Tracy Holloway's death, Kelly Siegler and Steve Spingola reenact the violent ...

Find out more about the allegations against Keon King, who has been charged with murder in the death of Kada Scott.

Kelly Siegler sits down with local investigators to find out what happened to Tracy Holloway.

Preview: After Simeonette Mapes-Crupi was killed, police made notes of how the crime scene was in a state of extreme disarray ...

Preview: Simeonette Mapes-Crupi was described by her students as "supportive" and "kind" before her untimely murder.