Malaysian Prime Minister Mahathir Mohamad (C) arrives to attend the swearing-in ceremony in Kuala Lumpur, on July 16, 2018. Malaysia's Members of Parliament were sworn in on Monday, as the former ruling coalition Barisan Nasional, becoming the opposition for the first time, staged a walkout in protest of the selection of the Parliament Speaker. (Xinhua/Chong Voon Chung)