I can't find it now but I remember reading an article a while back about how the FBI with several other worldwide law enforcement partner took down a terrorist

I can't find it now but I remember reading an article a while back about how the FBI with several other worldwide law enforcement partner took down a terrorist website, but behind the scenes the CIA or NSA wasn't happy about it because they had all the information in one place they could tap but now that the FBI disrupted that it made their job harder.