A serial killer, who became known as the "Hollywood Ripper," stalks, slashes and kills beautiful young women in Hollywood, including an aspiring model who was dating sitcom star, Ashton Kutcher.And, he was hiding in plain sightNancy's expert panel weighs in:Joseph Scott Morgan: Forensics expert, and author of “Blood Beneath My Feet” Dr. Kris Sperry: Retired Chief Medical Examiner for the State of Georgia  Randall Kessler: Defense attorneyDr. Jolie Silva: Clinical and forensic psychologistJohn Lemley: Crimeonline.com Investigative Reporter