Angelique Kerber dazzles with defense on this Singapore hot shot.
Federer tells AO ballkids it's ok to ask for his autograph despite event rules.
Kristina Mladenovic and Timea Babos had a lot to smile about after this gorgeous point.
Garbine Muguruza takes out the carving knife for this surprise dropper in Singapore.
In an interview with the Tennis Podcast, Marat Safin says men's tennis has quality issues outside of the Top-5.
Knocking down Rafa Nadal's water bottles comes with a price.
Roger Federer, who once partnered Martina Hingis to the Hopman Cup, says he is the Swiss Miss' "biggest admirer."
