Ko holds slender leadpublished at 16:14 British Summer Time 10 August
Women's golf final round
Germany's Esther Henseleit is in the clubhouse within a shot of leader Lydia Ko, after rolling in a birdie on the 18th.
The New Zealander has knocked in a couple of nervy putts on the 15th and 16th greens, can she hold herself together on her final two holes to take the gold medal?
At the moment Bianca Pagdanganan, Xiyu Lin and Hannah Green are all at six under in a tie for third on the leaderboard.