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......

Top seeds Shnaider, Bouzkova advance in WTA tour events

IMAGE: Diana Shnaider in action. Photograph: Susan Mullane / Reuters Top-seeded Diana Shnaider breezed past Australia's Priscilla Hon 6-4, 6-1 to reach the quarterfinal round at the Hong Kong......

Sabalenka powers into Brisbane final

IMAGE: Aryna Sabalenka outclassed Russian teenager Mirra Andreeva in straight sets in the semi-finals of the Brisbane International on Saturday. Photograph: Aleksandra Szmigiel/Reuters Aryna......

Brisbane Open: Djokovic stunned, Sabalenka survives

IMAGE: Reilly Opelka missed nearly two years due to injuries before returning to the elite circuit last year. Photograph: Brisbane Open/X Novak Djokovic's hunt for a landmark 100th ATP title......

Brisbane Open: Djokovic stunned, Sabalenka survives

IMAGE: Reilly Opelka missed nearly two years due to injuries before returning to the elite circuit last year. Photograph: Brisbane Open/X Novak Djokovic's hunt for a landmark 100th ATP title......