Louis Oosthuizen won Malaysian Open by three shots . South African finished runner - up in U.S. Masters after playoff . Final round 68 secures fifth European Tour win . Oosthuizen had to flight to Kuala Lumpur .
Louis Oosthuizen wins Malaysian Open by three shots . South African finished runner-up in U.S. Masters after playoff . Final round 68 secures fifth European Tour win . Oosthuizen had 30-hour journey to Kuala Lumpur .