This week the skies above North Yorkshire are playing host to a major military exercise. British and French forces have come together to improve co-operation and be better prepared for any possible enemy attack.
Earlier, the heads of both Air Forces came to RAF Leeming to see how those involved were getting on. Helen Ford was there.
A Hawk jet from RAF Leeming in North Yorkshire has been forced to make an emergency landing after fumes filled the cockpit.
Two Hawk aircraft were diverted to Newcastle Airport at around 11am after one experienced 'a technical issue '.
An RAF spokesman said: "The RAF can confirm a Hawk aircraft from RAF Leeming diverted to Newcastle Airport this morning with a technical issue that resulted in fumes in the cockpit. The aircraft landed safely. The pilot of the aircraft has been transferred for precautionary medical checks."