United States Air Force Office of Special Investigations
(重定向自AFOSI)




The United States Air Force Office of Special Investigations (AFOSI, or OSI), is a U.S. federal law enforcement agency that reports directly to the Office of the Secretary of the Air Force. Operating worldwide, AFOSI provides independent criminal investigative, counterintelligence and protective service operations outside of the traditional military chain of command. AFOSI proactively identifies, investigates and neutralizes, serious criminal, terrorist, and espionage threats to personnel and resources of the U.S. Air Force and the Department of Defense, thereby protecting the national security of the United States.