Zverev was warned by the umpire after he took a photograph during the match of a ball mark, debating an electronic line-call ...

Alex Zverev was given a warning for unsportsmanlike conduct after using his phone to take a photo of a disputed ball mark in ...

World No. 2 Alexander Zverev was taken to the limit by Alejandro Davidovich Fokina in a gripping Madrid Open third round ...

Alexander Zverev qualifies for the round of 16 at the Mutua Madrid Open, but the success against Alejandro Davidovich Fokina ...

Alexander Zverev battled past Alejandro Davidovich Fokina at the Madrid Masters. The former champion prevailed 2-6, 7-6, 7-6 ...

Alexander Zverev was warned for unsportsmanlike conduct after taking a photo of a disputed ball mark during his Madrid Open ...

During his third-round match with Alejandro Davidovich Fokina at the Madrid Open, Alexander Zverev disagreed with an ...

Alexander Zverev is convinced there was a defect in the electronic line calling system during his Madrid Open win on Sunday ...

Our tennis man Andy Schooler previews the last-16 action at the disrupted Mutua Madrid Open. Like the rest of Spain, the ...

Monday's play at the Mutua Madrid Open has been suspended due to a significant power cut that is affecting parts of Spain and ...

Alexander Zverev's controversy at the Madrid Open raises questions about electronic line-calling technology's reliability and ...