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Louis Oosthuizen matched the course record on Friday with his 9-under 63 and that helped him grab a 5-stroke lead after two rounds of the WGC - HSBC Champions.
Oosthuizen finished 36 holes at 16-under-par 128. His total of 128 set the tournament's 36-hole record by four strokes. David Howell and Nick Dougherty set the old mark of 132 in 2005.
Adam Scott, who shared the first-round lead with Oosthuizen, carded a 4-under 68 to dip into a share of second place. He was joined at minus-11 by British Open champion Ernie Els, who matched Oosthuizen's 63 on Friday.
Jason Dufner (66) and Shane Lowry (68) are tied for fourth at 10-under-par 134, while Dustin Johnson (68) and Phil Mickelson (69) are one back at minus-9 on the Olazabal Course at Mission Hills.
MORE TO FOLLOW.
