Does the FBI have a secret surveillance air force?

PJ - Critical to National Security > Office of Special Investigations > Display

Air Force opens own investigation into secret documents leak - ABC News

FBI Behind Mysterious Surveillance Aircraft

FBI's High-Tech Surveillance Planes: 4 Things You Should Know

Air Force Jobs Requiring Security Clearance - ClearanceJobs

Who has higher authority Homeland Security or the FBI? - Quora

The Top 5 Non-Pentagon US Special Operations Units

Intelligence Board Recommends Curbing F.B.I.'s Power to Use Surveillance Program - The New York Times

FBI warning: Foreign spies using social media to target government contractors

CNN Exclusive: FBI investigation determined Chinese-made Huawei equipment could disrupt US nuclear arsenal communications

See Maps Showing Where FBI Planes Are Watching From Above

Snowden Documents Reveal Scope of Secrets Exposed to China in 2001 Spy Plane Incident - The Intercept

How Is the Air Force Doing at Cyber? - Defense One

Air Force Office of Special Investigations - Wikipedia

FBI director Christopher Wray meets CBI counterpart, discusses security cooperation