Dr. Aaron LaTowsky confronts a naked, masked man in his daughter's bedroom. The man lunged at the homeowner with a piece of wood raised above his head. LaTowsky shoots and kills the burglar, but he's not the only dad fighting to take care of his family.

Joining Nancy Grace today to talk about vigilante dads:

• Kirk Nurmi - Jodi Arias former Attorney, Author of "Trapped with Ms. Arias Parts 2 and 3 My Final Words"
• Caryn Stark - NYC Psychologist
• Sheryl McCollum - Forensics Expert & Founder of Cold Case Investigative Research Institute
• Dr. Kendall Crowns - Deputy Medical Examiner Travis County, Texas (Austin)
• Levi Page - Investigative Reporter, CrimeOnline
•  Marc Klaas - Founder, Klaas Kids foundation