ITV Network: From a source familiar with the story surrounding the Royal Air Force (RAF) Fairford base, that the US feared a drone attack similar to Ukraine's "Operation Spider's Web" last year, during which 10 Russian aircraft were destroyed. They fear that Iran may copy these tactics, and that even drones may already be in Britain - hence the sudden departure of the B-1s.

ITV Network: From a source familiar with the story surrounding the Royal Air Force (RAF) Fairford base, that the US feared a drone attack similar to Ukraine's "Operation Spider's Web" last year, during which 10 Russian aircraft were destroyed. They fear that Iran may copy these tactics, and that even drones may already be in Britain - hence the sudden departure of the B-1s.