Girlfriend serves only 2 years after fatally stabbing her boyfriend. Was it self-defense?

In this episode of “True Crime News,” Kaylee Whitehall and Kuston Johnson’s volatile relationship ended in death after Kaylee stabbed Kuston in what she said was an act of self-defense. Plus, Stacey Smart was a loving mother who vanished out of sight the same day Sherri Papini’s high-profile and ultimately fake kidnapping made headlines. Years later, Stacey’s family is still searching for answers.