Down 3-2 in the third set, Murray repeatedly pounded his racket. Such was the force with which he struck the wire, his knuckles seeped blood, and stained his white shirt.
It was, in the eyes of a leading psychologist, an action almost akin to self-abuse and one which has raised questions over whether the UK number one has the emotional maturity necessary to take his game to the next level.
"I think these kind of outbursts are impeding Andy's game, they are not conducive to playing well," said Amanda Owens, a former British tennis international who runs a psychology consultancy
Ken Way, a sports psychologist who runs VisionSports, which has worked with the likes of Premiership football teams, agreed. He said: "Punching a racket until his hand was bloodied is far more extreme behaviour than we have seen from Andy Murray. It has to be a distracting influence."
Dr Martin Perry, another leading sports psychologist, said: "At Murray's age, I think he will know only too well his own behaviour and psychology
Dr Victor Thompson: Why aggression and anger can lead to bottling it
When over-arousal causes spikes in aggression or anger the sportsperson also experiences a similar struggle to focus on the right factors and to perform well. This is because their attention focuses on the problems
: what they or their opponent is or is not doing.
Passion for the game is great, but the best sportspeople in the world also learn how to raise and lower their level of arousal to the level that gives them their best performance.
This brings the ability to control one's state and therefore results in even greater confidence. Now that can only be good for performance