Andrew Walsh, deputy chief of the Las Vegas Metropolitan Police Department, on how he used a mannequin as a decoy to catch a suspect in the murders of two homeless men.

Nancy Grace of 'Grace vs. Abrams' spoke with A&E True Crime about whether the double-jeopardy rule should be abolished, recent cases the media isn't paying enough attention to and whether it's opportunistic to report on crime stories.

To better understand package bombs and the serial bombers who employ them, like Austin serial bomber Mark Conditt, A&E True Crime spoke with Tina Sherrow, a retired bomb technician and certified explosives specialist for the ATF.

Prosecutor Marcia Clark of 'Marcia Clark Investigates The First 48' spoke with A&E True Crime about the suffering she felt after the O.J. trial, why we're fascinated by brutal crimes and why she'd make a good juror.

A look at the shocking murder of celebrity architect Stanford White by New York City millionaire, Harry Thaw in front of hundreds of people at Madison Square Garden.

Gayani DeSilva, M.D., a child and adolescent psychiatrist and author, tells us about the warning signs of Munchausen syndrome and why cases involving the disorder—like that of Gypsy Rose and Dee Dee Blanchard-—are so horrifyingly fascinating.

Read an exclusive excerpt about the early life of one of Charles Manson's female followers from The Manson Women and Me: Monsters, Morality, and Murder, by Nikki Meredith.

With the 2017 chloroform-poisoning murder of 3-year-old Mariah Kay Woods, A&E True Crime explores the history of the chemical's use and how it kills.

The execution of a prisoner on death-row usually results in the beginning of a new trauma for the family members they leave behind.

Cracking a murder case commonly draws on forensic evidence and eyewitnesses, but occasionally victims themselves—either before they die or after—are playing a role in helping find their suspected killers.