As a new officer-safety-awareness training instructor for the FBI???s Law Enforcement Officers Killed and Assaulted (LEOKA) Program, I have pored through 20 years of research, including the groundbreaking studies Killed in the Line of Duty (1992), In the Line of Fire (1997), and Violent Encounters (2006).[1] Under the watchful eyes of my predecessors, the vault doors have opened, and I have gained