SINGAPORE: Lydia Ko shot a 4-under 68 Saturday to move from one stroke behind to one stroke in front after three rounds of the LPGA’s HSBC Women’s World Championship. The 27-year-old South Korean-born New Zealander had a 54-hole total of 10-under 206 on the Tanjong course at Sentosa Golf Club. Charley Hull, who birdied two of her first four holes, was a stroke behind in second after a 68. Jeeno Thitikul, who had four back-nine birdies for a 66, had the best round of the day to move into third place, three strokes behind Ko. A Lim Kim, who led after the first two rounds, moved in the wrong direction with a 73 and was tied for fourth place, four strokes off the lead.