One of the small number of women who commit murder, Lindsay Haugen claims that she strangled her depressed boyfriend in 2015 as an act of mercy.
In 1996, David Barnett murdered his adoptive grandparents, stabbing them over 20 times. Later, he revealed years of abuse at the hands of his father.
Remorseful about the crime that sent him to prison for life, Leo Little tells the story of the murder he committed in 1998. He is now a minister.
From a women's reformatory in Ohio, Linda Lee Couch talks about the murder of her husband, Walter, in 1984, a killing precipitated by years of abuse.
Mark Arthur maintains that he murdered a friend's father on a Houston highway for savagely beating his wife. But police have a different theory.
After 24 years on death row, Joseph Murphy saw his sentence commuted a week before his execution due to the extreme abuse he suffered as a child.
After an unsuccessful attempt to kill his father, drug user Charles "Billy" Armentrout later murdered his grandmother and was sent to prison for life.
Kansas native Cavona Flenoy agreed to a date with a liquor store clerk, but the evening took a deadly turn when he tried to assault her.
At a New Year's Eve party in 1996, Brandon Hutchison killed two brothers, a crime he admits -- but there are conflicting versions of the story.
Toby Williams murdered Deborah Moore and shot her husband, John, in a cruel 1984 robbery for which he has been on death row for nearly 35 years.
After years in solitary confinement, James Robertson admits to murdering his new cellmate as an escape to the better conditions on death row.
Kenneth Foster's death sentence is commuted just hours before his execution, but he asserts that his punishment under an unusual Texas law is unfair.
Raised in an environment of drug addiction and crime, teenager Justin Dickens commits murder but disputes the prosecutor's version of events.
Sentenced for a triple murder linked by police to Satanism, Miguel Angel Martinez becomes the youngest person ever on death row in Texas.
After shooting his ex-girlfriend and her new lover, Charles Thompson is charged with manslaughter -- until his ex dies due to a hospital error.
No one -- including David Lewis himself -- disputes that he committed murder. But Lewis's mental fitness remains in doubt despite his death sentence.
High on a drug that fuels his paranoia, Deandra Buchanan fatally shoots his aunt, stepfather and girlfriend -- a crime he claims he can't recall.
Robert Shafer and a friend target a same-sex couple in a robbery, but their crime spins out of control into kidnapping and double murder.
Teenage drug abuser Joshua Nelson murders a friend in cold blood to steal his car, but other shocking motivations for the crime emerge at his trial.
Convicted murderer Wayne Doty admits his guilt but requests that his execution be carried out by electric chair, a method no longer used in Florida.