US Open champion rallies again.
US Open champion battles through.
Naomi Osaka and Madison Keys latest to advance.
Simona Halep was given a big scare by Kaia Kanepi.
Which match 'pushed Murray over the edge'?
Naomi Osaka was pretty blunt about her display in Brisbane.
In Tennis Today, Serena Williams to feature in ad campaign.
Osaka looking menacing down under.
WTA Tour continues to throw up shocks.
US Open champ not expecting negative impact.