No. 2-ranked Alexander Zverev withdrew from the United Cup mixed teams tennis tournament on Wednesday with a biceps strain less than two weeks from the start of the Australian Open.

Germany's world number two Alexander Zverev pulled out of the United Cup on Wednesday with a bicep strain barely a week away from the Australian Open.

World No. 2-ranked Alexander Zverev, 27, who won his opening two singles matches of the season, withdrew from the United Cup mixed teams tennis tournament on Wednesday with a biceps strain less than two weeks from the start of the Australian Open.

Men’s world no.2 Alexander Zverev’s Open preparations have suffered a blow, with the German forced to withdraw from Germany’s United Cup quarter-final against Kazakhstan at RAC Arena.

World No.2 Alexander Zverev won't play in Germany's quarter-final clash with Kazakhstan at the United Cup due to a biceps injury.

Alexander Zverev eased past Thiago Monteiro 6-4 6-4 as Germany beat Brazil for a winning start to their United Cup defence on Sunday while the Czech Republic, U.S. and Italy were all victorious. Zvere

Alexander Zverev's United Cup tie with Zhizhen Zhang was suspended in the second set as officials were forced onto the court to deal with a system fail with the LIVE Electronic Line Call.

A LIVE Electronic Line Call system malfunctioned temporarily halted the United Cup match between world number two Alexander Zverev and Zhizhen Zhang during the second set. Although Zverev lost the first set 6-2,

Germany took a solid first step on Sunday in defence of their United Cup title with world number two Alexander Zverev and Laura Siegemund sweeping to an untouchable 2-0 scoreline over Brazil.

PERTH – World No. 2 Alexander Zverev pulled out of the United Cup on Jan 1 with a bicep strain, in what is a concern for the German star barely a week away from the Australian Open. The 27-year-old won his opening two games of the season against Brazil’s Thiago Monteiro and China’s Zheng Zhizhen.