Becker: Zverev must finally deliver if he wants to win a grand slam
Alexander Zverev is running out of time in his bid for an elusive grand slam title, according to fellow German tennis icon Boris Becker. "He is now at an age where he has to do it," six-time grand slam winner Becker said of the 27-year-old Zverev in the Becker Petkovic podcast he is recording together with former player Andrea Petkovic.