U.S. Open champion So Yeon Ryu shot an 11-under-par 61 at Royal Pines on Friday to take a four-stroke lead after two rounds of the Australian Ladies Masters.
Ryu, who had 12 birdies and a bogey on Friday, had a two-round total of 17-under-par 127 after an opening 66.
Christel Boeljon of the Netherlands shot 65 and was in a distant second place, followed by first-round leader Lee Bo-mee of South Korea, who shot a 69 and Nikki Campbell of Australia, who carded a 67. They were tied for third, seven strokes behind Ryu.
Diana Luna of Italy and American Amelia Lewis each shot 64s to be tied for fifth with England’s Felicity Johnson had a 68 to be eight strokes behind.