text: LNG is most unlikely to be the reason. Muslim Brotherhood is a real worry of Saudi. Islamic Caliphate established by the Muslim Brotherhood with Erdogan as Caliph must be the real worry of Saudi Royals - then end of their Muslim leadership.  Egypt is known to hate Muslim Brotherhood. UAE, Kuwait equally worried.  Qatar supports it. So the common enemy.  God knows where the conflict will lead. Problem lies with Islam. Being a political religion, it is always exploited by the powerful at the cost of humanity.