Snapped (2004)

Season 2: Episode 13

A 22-year-old teacher has a devoted husband and a good job. Though she had ambitions of being on television, she enjoyed working with teenagers as the media director at Winnacunnet High School in Hampton, NH. Then, in May of 1990, her life takes a tragic turn when she returns home to find her husband shot to death. Police suspect a robbery until a tip off reveals an alleged affair.