In this video I’m going to walk you through the chilling case of Sabrina Zunich . What you just heard was the chilling cry of 13-year-old Megan witnessing a horror no child should ever see. Her sister, Sabrina, stabbed their mother, Lisa Knoefel , over 200 times and as the officers apprehended, interrogated, and charged her with murder, one question still remained; why did she do it? To understand whether it was intentional or manipulation, we’re taking you through the case of Sabrina Zunich and what caused her to stage such a massacre in her foster home.