It was one of the things he had learned in wartime spy service.

While nations may share interests, spy services rarely do.

A very excellent spy service, to get the word back to her so fast.

One reason is the longstanding turmoil at the top of the spy service.

During the cold war, many Americans were willing to give their spy services the benefit of the doubt.

When it comes to terrorism, no spy service holds all the pieces or really knows what the picture on the puzzle box looks like.

It's the same principle as in the spy services; you're to know only what's necessary for you to know.

They've even been threatened with prosecution by the head of Germany's foreign spy service.

His spy service discovered that it had been betrayed from within by a traitor for years.

Every other spy service in the world did it.