Tennis News

Germany's Alexander Zverev clinches his place in the ATP Finals semi-finals with a straight-set win which eliminates John Isner.

Six-time champion Roger Federer reached the last four of the ATP Finals for the 15th time in 16 appearances after defeating Kevin Anderson 6-4 6-3 to top Group Lleyton Hewitt.

Who would have thought Roger Federer would be a semifinalist at the year-end championships -- never mind the top seed -- considering his dreadful start? But here he is.

Alexander Zverev became the first German to reach the last four at the ATP Finals for 15 years as he beat American John Isner 7-6 (5), 6-3 at the O2 Arena on Friday.

Watch the best shots from Alexander Zverev's win over John Isner at the ATP Finals in London, setting up a semi final showdown with Roger Federer.

Alexander Zverev became the first German to reach the last four at the ATP Finals for 15 years as he beat American John Isner 7-6 (5), 6-3 at the O2 Arena on Friday.

Alexander Zverev became the first German to reach the semi-finals of the ATP Finals since Rainer Schuettler after defeating John Isner in Group Guga Kuerten.

Alexander Zverev knows victory against John Isner in his final round-robin match will ensure he reaches the semi-finals of the ATP Finals.

Roger Federer beats Kevin Anderson to secure his place in the last four of the ATP Finals for the 15th time.