Watch: RAF Fairford suspects are bailed, what happens now?
The men were all UK nationals in their 20s who live in London and were arrested under the Explosives Act and on suspicion of preparing a terrorist act.
5 men arrested near a U.S.-run base bailed as UK police probe if there's an Iran link
Investigators haven't concluded whether the incident was state-backed. They are investigating a possible link to Iran, Russia or non-state militant groups.(Image credit: Alastair Grant)
The Associated Press