Fred "Peltz" Peltzer was a United States Army serviceman, and later a member of Delta Force. Over the course of several missions, Peltzer became an expert on the Balkans, and intended to write a Lonely Planet guidebook about Serbia after his term of service. (Findings at CTU) The following is based on the account of Operation Nightfall from Findings at CTU, which was later retconned in 24: Nightfall. End of information based on Findings at CTU.