All about Australian Open champion Madison Keys

IMAGE: Madison Keys is the second-oldest woman to claim her first Australian Open singles title in the Open era. Photograph: Kim Kyung-Hoon/Reuters Factbox on American Madison Keys, who beat world......

PIX: Keys stuns Sabalenka to win Australian Open

IMAGE: Madison Keys celebrates after beating Aryna Sabalenka to win the Australian Open title in Melbourne on Saturday. Photograph: Kim Kyung-Hoon/Reuters American Madison Keys produced an......

Barty stunned by Kuznetsova in Cincinnati semis

Winner of the US Open in 2004 and the French Open in 2009, the 34-year-old Russian has now defeated Czech third seeded Karolina Pliskova and Barty in successive matches. IMAGE: Svetlana Kuznetsova......

Former champion Kuznetsova latest to withdraw from US Open

World number one Ash Barty, Elina Svitolina and Kiki Bertens are among the other leading players who have also decided to skip this year's US Open because of the virus. IMAGE: Svetlana Kuznetsova......

Tennis history made: Siegemund's record-breaking win

IMAGE: Laura Siegemund of Germany in action. Photograph: Violeta Santos Moura/Reuters Germany's Laura Siegemund entered the record books with her defeat of fifth-seeded Xiyu Wang of......