Christa Worthington was a powerhouse in her fashion reporter career, even at the age of 26 when she landed an interview with industry icon Yves Saint Laurent. She later decided to slow down the pace of her life and settled on Cape Cod, where she happily became a single mom. So how did Worthington wind up stabbed to death in her kitchen on the all-American Cape while her two-year-old was in the house?

On December 10, 1996, fire raged through a home in an upscale Atlanta neighborhood. When firefighters extinguished the blaze, they found the body of 41-year-old David Coffin. Coffin's friends and family were grief-stricken, but their pain only deepened when authorities revealed that he was likely killed before the fire started. Correspondent Maureen Maher reports on the peculiar events surrounding Coffin's murder.