USAF F-35A stealth jets train at RAF Lakenheath
American stealth fighter jets are training at RAF Lakenheath, in Suffolk, on their first overseas deployment.
They will be flying alongside RAF jets from Marham, in Norfolk.
The move has been described by the USAF as part of an "increased deterrent".
With stealth capability and state of the art technology, the F-35A is one of the world's most advanced warplanes.