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.

Alexander Zverev of Germany hits a return shot to Zhizhen Zhang of China during their United Cup tennis match in Perth, Australia, Monday, Dec. 30, 2024. (AP Photo/Trevor Collens) ...

PERTH, Australia — World 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 ...

Elena Rybakina's Kazakhstan dumped defending champions Germany out of the United Cup on Wednesday with Alexander Zverev sidelined by an arm injury barely a week away from the Australian Open ...

PERTH, Australia (AP) — World 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 ...

PERTH, Australia (AP) — World 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 ...