“I think someone’s confused here.”
Someone is definitely confused and it’s you. Read the rest of the posts and you may understand what is going on.
Do you even have a passing familiarity with FISA? The fact that the NSA would even look at FISA in this case makes no sense whatsoever. FISA has never applied to individuals located outside of the US. That means the story is bogus -- either it's completely made up, or a substantial misreporting of what actually happened.