November 29, 2018 10:07 AMKUALA LUMPUR (REUTERS) - Malaysia's Khazanah Nasional Bhd is selling a 16 per cent stake in Singapore-listed IHH Healthcare Bhd to Mitsui & Co Ltd for about RM8.42 billion (S$2.76 billion) in cash, kicking off a restructuring of the sovereign wealth fund's portfolio under a new government.