After being convicted of murdering his wife, Savannah Tolbert, David Tolbert is now serving a life sentence in the same prison where he once worked as a corrections officer. “And that’s just rich,” prosecutors told Anne-Marie Green. #48Hours

When David Tolbert was arrested for his wife’s murder, he appeared calm. But when his girlfriend walked into the police interview room, he seemed more emotional. Months later, she broke up with him in a letter: "You really are a professional liar ... [it] makes me question literally everything now."

Julie Harding had told her former colleague, Sergeant Brian Wittmer, that her husband, Mike, was “potentially dealing ghost guns” before he disappeared. Mike’s children do not believe that and told Peter Van Sant that their dad was a good man: “Any other narrative you hear is not the real narrative.” #48Hours

Savannah Tolbert is remembered by her sisters and her daughter, Avery, who dreams of working for NASA one day. “I want to show that there’s women who can go through hard things and still make their dreams come true,” she told Anne-Marie Green. #48Hours