Ashleigh Buhai wins her first event on the LPGA and it happened to be a major championship. She defeated InGee Chun after 4-playoff holes

In Gee Chun's round of 66 takes her to the top of the leaderboard at the AIG Women's Open at Muirfield

Shibuno on Top in Muirfield after Round One. Louise Duncan from Scotland also picked up where she left off last year.