The messages in question are not even known to be about the operation
They are simply to one of the people now arrested for the killing

But the #WSJ has no knowledge what they were about & we don't know if the CIA does either. We don't even know what kind of messages they are pic.twitter.com/V8cQ3L0UKa

— Jim Hanson (@JimHansonDC) December 1, 2018