Aryna Sabalenka raged at coach Anton Dubrov before watching him walk out in the middle of her match.

The world No.1 was visibly frustrated during her second round-robin match against Jessica Pegula at the season-ending WTA Finals.

During the closely-fought contest, Sabalenka was seen airing her feelings towards her box where Dubrov was sitting.

Her offloading appeared to be too much to bear for Dubrox who left his seat during the third set.

However, his sharp exit didn’t appear to throw the US Open champion off course as he went on to claim a 6-4, 2-6, 6-3 victory.

The win means the Belarusian still has a chance to make it out of the group stage and qualify for the semi-finals of the event.

Crossed the line

Sabalenka later conceded that she was highly stressed during the match and

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