Air Force Office of Special Investigations (OSI), Naval Criminal Investigative Service (NCIS) perform the same functions for their respective services...

Murder suspect tracked illegally - Bangor Daily News Staff

"U.S. Air Force investigators broke Texas and federal law when they put a satellite tracking device on murder suspect Wendi Mae Davidson’s car in the weeks before the discovery of the body of her husband, Lee native Michael Leslie Severance, her attorneys claim."