If it was a Fox reporter, they'd name the reporter. In fact, they'd be yelling it from the roof. It's a convention that the news media use: if it's their reporter, they name the reporter. if it's from another source, they don't name the source especially if the source is a competitor.
And I saw Kerry Sanders report that he had received the note post-rescue.
You keep watching MSNBC if you want. Their coverage is pitiful in my opinion.