Could be, but why go after the Ambassador then?
Perhaps those terrorist just got greedy with their killing lust and said why not, then on to the next stop.
FR has some great minds that need to weigh in on this now.
Hillary said, ambassadors do not have to ask permission to go wherever they want, so could it be Stevens was "summoned" to be in that particular spot at that particular time by someone? Hillary can you answer that?