"48 Hours Mystery" features bedroom death probe

For five years, "48 Hours Mystery" has been reporting on the case of Charlene Hill, an abused woman who killed her husband.

"48 Hours" correspondent Richard Schlesinger says two trials in this case have focused on one simple question: Did Hill really act in self-defense when she shot her husband?

For a look at the case, including Hill's defense claims and what the couple's daughter thinks, check out the video above.

Video: Preview "Showdown in the Bedroom"

"Showdown in the Bedroom" airs Saturday, Jan. 21, at 10 p.m. ET/PT.