Serena Williams of the United States of America plays a backhand during the warm-up before her 6-1 6-3 first round victory over  Mandy Minella of Luxembourg at Wimbledon yesterday. Photograph: Julian Finney/Getty Images

Issues of parity arise at Wimbledon every year. It normally takes something like a 57 -minute match or better to kick-start the debate and more often (...)

Serena Williams celebrates after defeating Mandy Minella of Luxembourg in their women’s singles tennis match at the Wimbledon Photograph: Eddie Keogh/Reuters

Serena Williams was able to turn her attention to on-court battles today as she won the first match of her Wimbledon defence with consummate ease agai(...)