Djokovic tears shirt, smashes racket in Shanghai Masters semifinal defeat

The world No. 1 initially lost his cool when a stray backhand gifted Agut the first set, splintering his racket at the back of the court.

That was followed by the Serb ripping the neck of his shirt open after an attempted passing shot dropped into the net, giving Agut break point in the second set.

Djokovic received a time violation while changing into a new shirt, further incensing him and he was scathing in his criticism of umpire Carlos Bernardes after the match.

"He was the star of the show," Djokovic told reporters. "That's what he wanted to be today."

The 29-year-old, who has won in Shanghai three times, suggested fatigue played a part in his on-court outburst.

"There are definitely things that I need to regain from the emotional, mental point of view. 

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