may well be US government disinformation sources in order to throw Iranian mud at Israel. Or it may not. This sort of thing should not be taken as any more reliable than speculation by people who just watch the news. It is certainly possible but not because "unnamed Western intelligence sources" say it is. Too much politics and misdirection involved at all levels.
At this point I am not sure who Obama endorses, The Shia or the Sunni. He bowed to the Saudi King, but he is so duplicitous I have no way of knowing if that means anything. BTW for those reading who do not know, the Saudi’s are Sunni.