Sister, Sister: Meet the Four Sets of Sisters Who Have Won on the LPGA Tour LPGAIwai wins Portland Classic for 1st LPGA Tour title ESPNJapanese rookie joins twin sister as LPGA Tour champ The Canberra TimesAkie Iwai wins Portland Classic to join twin sister as LPGA rookie winner this season Yahoo SportsIwai takes LPGA lead after firing 64 in Portland ESPN
