Canadian comes out in the cold to join NFL, NHL stars in new Nike ad.

A 'tweener highlights this rompalicious point in Basel betwen Dominic Thiem and Kevin Anderson.

The Chan sisters scrambled to extend the point, Garbine Muguruza used one big swing to end it.

The ninja transforms set point into a stupefying performance.

Even when he's conducting a one-sided romp of an outmatched opponent, Roger Federer does things that make the price of admission feel like a steal.

Everything you could possibly want to know about Singapore qualification scenarios but were afraid to ask.

Petra Kvitova sends a lob so high that it hit the roof in Singapore. It lands in but she loses the point.