Lauren Ross was a Lieutenant in the United States Navy who worked at the Pentagon and the murder victim in Dead Reflection (episode). She had an affair with Jack Painter and as such, became pregnant with his child before meeting Commander Nelson Tunney who had gotten into the Pentagon, disguised as Petty Officer Eric Donner but Ross found out and was about to call for security when Tunney killed her by breaking her neck before dumping her body in a storage room.