Officials said the operation was compromised last year by a corrupt interpreter who tipped off some of the targets.

Why was I not informed immediately that our operations here could have been compromised?

"There was fire on those airfields coming up at us because this operation was compromised."

American officials also said they feared that some ongoing operations intended to catch major Mexican cartel leaders might have been compromised.

If the operation has been betrayed or compromised it is usually called off immediately.

He wants to know if Valek has found him and if his operation has been compromised.

It was not known, for example, what secrets or military operations may have been compromised.

"Even though the operation has apparently been compromised, it's still classified."

We also have clear evidence that our operation was compromised.

The official explanation for the shootout is that the operation was compromised at the last minute by the telephone tip.