The veteran Czech tabs Zverev as a future No. 1.
Gael Monfils gave French captain Yannick Noah cause for celebration with this athletic eruption on set point.
An impressive feat, which will come with a caveat.
Alexander Zverev will open his Davis Cup career against a formidable foe in Hannover.
Jo-Wilfried Tsonga, Richard Gasquet form French doubles team vs. depleted Canada.
The Serb and the American have each won the award twice previously.
Former world No. 1 shares fitness secrets in video for German Vogue.
