Brennan wanted fine control over the MANPADS op to Syria and that came to require sometimes getting JSOC to wax some of The Uncooperatives among the local factions.
And finally they got SUPER PISSED about it and fought back.
And a proper rescue would have beckoned a MUCH higher level of media interest and so that night VJ decided to pull the whole plug and tie it off.
So they just abandoned them.
It was right before a critical reelection bid and they also feared a possible Blackhawk Down scenario.
It is maybe possible that the actions of the two brave SEALS led attackers to The Annex or at least primed their suspicion.
So it's a coincidence that this happened about a month after Morsi asked Barky for the Blind Sheikh Omar Abdel-Rahman, and Barky had to tell him "no"?