article_snippet.sent: At 12, she became the youngest player to appear in the U.S Women's Open.
article_snippet.sent: Lexi Thompson appeared in the Women's U.S. Open when Lexi Thompson was just 12.
article_snippet.sent: At the time Lexi Thompson was the youngest player ever to have appeared in the major tournament .
article_snippet.sent: Thompson (pictured in 2014) turned professional in June 2010 at age 15 and in September 2011, Thompson (pictured in 2014) set a new record as the youngest-ever winner of an LPGA tournament - 16 years, seven months, and eight days .
article_snippet.sent: Thompson turned professional in June 2010 at age 15 and in September 2011, Thompson set a new record as the youngest-ever winner of an LPGA tournament - 16 years, seven months, and eight days - when Thompson won the Navistar LPGA Classic.
article_snippet.sent: Thompson was the youngest player to play in the Women's U.S. Open in 2007 when Thompson was just 12.
article_snippet.sent: However Thompson record was beaten last year when 11-year-old Lucy Li qualified.