India, Jan. 28 -- In the midst of a chaotic quarterfinal clash against Lorenzo Musetti at Rod Laver Arena on Wednesday, Novak Djokovic aimed his frustration at the chair umpire after being handed a time violation during an error-strewn opening set. The Serb had slipped two sets behind and was staring at a shock exit before a devastating injury to Musetti ultimately flipped the script in his favour.

The incident occurred in the first set after Djokovic surrendered an early break advantage to fall behind 4-5. As he headed to his bench, the 24-time Grand Slam champion was seen questioning umpire over the decision, asking why he had not been given a "heads up" before the violation was issued.

Djokovic was struggling to locate his cap when t...