The 9th Field Investigations Squadron is a unit within the United States Air Force specializing in investigative services. Established as part of the Air Force Office of Special Investigations, its primary role involves conducting criminal investigations, providing forensic analysis, and ensuring compliance with military laws and regulations. The squadron operates under the Air Combat Command and is stationed at Joint Base Langley-Eustis in Virginia. Its responsibilities span a wide range of areas including counterintelligence, cyber security, and handling various types of fraud within the U.S. Air Force. The 9th Field Investigations Squadron’s work plays a crucial role in maintaining the integrity, readiness, and security of the U.S. Air Force.