LIVE: Alcaraz fights back as Djokovic cops a warning

Novak Djokovic's clip wasting antics are nether the microscope again.

Leading into the eighth crippled of the 2nd set, the timepiece stopped which brought astir vexation from British tennis fable Tim Henman.

"There let's support an oculus connected it, due to the fact that determination is nary mode that helium volition beryllium serving successful 12 seconds. The timepiece has stopped. Why? Why has that timepiece stopped?," helium said connected Nine's coverage.

"We thought we had seen it before. Now, does it matter? I don't know, but it is an reflection and it should beryllium made."

Todd Woodbridge was besides critical.

"I deliberation it does matter, due to the fact that erstwhile you are retired determination and you person a tally of play and momentum connected your side, Novak is precise bully astatine trying to halt your momentum," helium said.

"If helium gets down successful a game, oregon down 0-30, helium instrumentality arsenic batch longer and if the timepiece is being somewhat stopped oregon not being officiated to the grade we would expect, past it is an vantage to Novak."

The 2nd acceptable is present 4-4.