Barbara 'Bonnie' Graham's 1953 death sentence in California is reexamined by former prosecutor Marcia Clark, who believes she didn't receive a fair trial.

During the 1990s and early 2000s, more than 30 women were targeted by serial killers, including Derrick Todd Lee, in the Baton Rouge area.

During his 1980 trial, evidence against the serial killer was so strong that his guilt was not in question. Instead, the case hinged on whether he'd been legally insane when he killed.

In January 1977, Gary Gilmore gained international attention for his choice to die by firing squad after being sentenced to death for the murder of two young Mormon men.

Last words are part of a long practice in the United States, allowing the condemned a final opportunity to express themselves or ask for forgiveness.

Read about the death of the businessman and children's entertainer, who liked to dress as 'Pogo the Clown' and was convicted in March 1980 of murdering 33 boys and young men, making him the worst serial killer in American history at the time.

Gary Heidnick's crimes helped inspire Buffalo Bill's character in 'Silence of the Lambs.' We spoke with the killer and self-described pastor's defense lawyer, Charles Peruto, Jr., about what it was like representing one of Philadelphia's most infamous criminals.

Posthumous DNA testing proved what Roger Keith Coleman repeatedly denied—that the Virginia man raped and murdered his sister-in-law in 1981.

From William Williams to Jimmy Lee Gray to Jesse Joseph Tafero and others, the executions of a number of death-row inmates have not gone as planned in the U.S.

Derrick Jamison, who spent 20 years in prison for murder before being exonerated on his execution day, and Robert Dunham, executive director of the Death Penalty Information Center, tell us what it's like in the final hours leading up to an execution.