Nazir Razak has expressed his regret over his old family friend and former attorney-general Tommy Thomas’ writing in the latter’s recently published memoir which linked the May 13, 1969 riot to a coup by former prime minister Abdul Razak Hussein.

Taking to social media, the former CIMB Bank Group Bhd chairperson said what Thomas has stated in his memoir My Story: Justice in the Wilderness was purely conjecture and could not be construed as evidence...