Sheikh missing since plane crashed into lake in Morocco . Sheikh Ahmed bin Zayed Al Nahyan was managing director of Forbes . The sovereign-wealth fund , which was established in 1976 , is owned by the government of Abu Dhabi . He also was a brother of the ruler of Abu Dhabi and the Dhabi Investment Authority ' 27th richest person in world .
Sheikh missing since plane crashed into lake in Morocco . Sheikh Ahmed bin Zayed Al Nahyan was managing director of Forbes . He also was a brother of the ruler of Abu Dhabi and the Dhabi Investment Authority ' 27th richest person in world .