CARNOUSTIE, SCOTLAND (REUTERS) - World number one and Olympic champion Nelly Korda was one of three co-leaders after the first round of the British Women's Open at Carnoustie on Thursday (Aug 19).

The American carded eight birdies on her way to a five-under 67 to top the leaderboard with Sweden's Madelene Sagstrom who dropped a shot at the 18th.