Originally Posted by allanuk

The FBI was (unless I am mistaken) to cover the states, as police did not have the authorities to cross state lines.

As such the FBI has only power in the USA.

The CIA has international power. Its powers cover international Law.

If any citizen was taken from the UK by the FBI it would create huge diplomatic problems.

Do not forget the USA wanted someone only a few months ago for terrorism. The UK government has refused to hand him over.

Its not easy to pluck one of our citizens, as we are well protected.