Key Facts

• Three vans were searched near RAF Fairford in western England.
• Police found petrol but no explosive devices in the vans.
• Five men, all UK nationals in their 20s, were arrested on suspicion of explosives and terrorism.
• The arrests followed a security alert at the U.S. military base early on Sunday.
• The men were released on bail the following day as part of the ongoing investigation.
• Police acted after a public report about suspicious vehicles near the base.
• U.S. Secretary of State Marco Rubio suggested a foreign actor might be involved.
• Police expect to finish the investigation scenes by Wednesday.