Wawrinka faces 19-year-old player- Alexander Zverer in 4th round of Miami Open 2017

Top seed Stan Wawrinka matched his best showing at the Miami Open presented by Itau on Monday night with a 6-3, 6-4 win against Tunisia's Malek Jaziri.

Wawrinka will face Alexander Zverev in the fourth round on Tuesday. Alexander Zverev saved three match points and came back from a set down to beat American John Isner 6-7(5), 7-6(6), 7-6(5).

Full name                              Alexander Zverev Jr.

Country (sports)                      Germany

Residence                               Monte Carlo, Monaco

Born                                        20 April 1997 (age 19)

Hamburg, Germany

Height                                     1.98 m (6 ft 6 in)

Turned pro                              2013

Plays                                       Right-handed (two-handed backhand)

Alexander "Sascha" Zverev Jr.[1] (born 20 April 1997) is a German professional tennis player and currently the youngest player in the ATP top 50. He is the son of former Russian tennis player Alexander Zverev Sr. and the younger brother of tennis player Mischa Zverev.