World No. 1 Yani Tseng carded 74 to be tied for 38th in a group including defending champion So Yeon Ryu of South Korea and American Michelle Wie.

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Defending champion So Yeon Ru of Korea was tied for 14th in a group including 17-year-old American Lexi Thompson, who was seeking to become the youngest winner of a major in either the men's or women's game.

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Yi So-Yeon spent 11 days on the International Space Station, carrying out experiments for the government and industry.

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