Tennis star kicked out of Mexican Open after bashing umpire's chair with racket during tantrum

Alexander Zverev, #3 in the world, was thrown out of the Mexican Open tennis tournament Wednesday after throwing a tantrum on the court. He argued with the umpire then set about the man's chair with his racket, drawing gasps from the crowd.

"Due to unsportsmanlike conduct at the conclusion of his doubles match on Tuesday night, Alexander Zverev has been withdrawn from the tournament in Acapulco," an ATP statement read. His opponent Peter Gojowczyk has been given a walkover into the third round. Zverev wrote on Instagram that he had "privately apologised" to umpire Alessandro Germani and said he was "disappointed in myself".

Do you hear clockwork? Here you go, like clockwork:

Zverev is being investigated by the ATP over allegations that he was violent towards a former girlfriend. He has repeatedly denied the claims.