Harriet Dart won her first-round US Open match in straight sets to reach a career-high ranking, with her mum acting as a stand-in coach. Dart's regular coach Olga Morozova, a former Wimbledon and French Open finalist, is based in the UK and does not like to travel overseas. As a result, Dart's mother Susie has stepped in to help her daughter prepare while a new coach for overseas tournaments is found. And the arrangement appears to be working well, with Dart moving up to No.66 in the world

Tag-uri: Wimbledon