Kei Nishikori's perfect touch at the net against Mikhail Kukushkin in Vienna.

Endless rally between Alexander Zverev and Roberto Bautista Agut in Basel.

Kiki Bertens and Sloane Stephens shots of the day Friday at the WTA Finals in Singapore.

Gilles Simon's superb reflexe volley against Ernests Gulbis in Basel.

Highlights of the final and Stefanos Tsitsipas' joy on victorious moment for his maiden ATP title against Ernests Gulbis in Stockholm.

Kyle Edmund's emotion when winning his 1st title against Gael Monfils in Antwerp.