Why Gauff Has Hired Sabalenka's Serve Guru Before Us Open

American world number 3 Coco Gauff has turned to a biomechanics expert, who helped rival Aryna Sabalenka flooded her serving troubles, connected nan eve of nan US Open.

Gauff, 21, decided to reshuffle her coaching squad aft hitting 64 double faults successful her past 3 matches astatine nan caller Cincinnati Open.

Matt Daly - a grip master who paid peculiar attraction to her service and forehand - has paid nan value and near his domiciled pinch Gauff, contempt helping her triumph nan French Open title successful June.

Instead, she has been moving pinch method coach Gavin MacMillan, wide credited pinch improving Sabalenka and helping her to triumph her 3 Grand Slam titles, connected nan US Open believe courts this week.

Gauff's different coach, Jean-Christophe Faurel, remains portion of nan team.

It is simply a bold move successful nan lead-up to Gauff's location Grand Slam, wherever she landed her maiden awesome title 2 years ago.

Tweaking method heading into a tourney pinch specified frenzied attraction and precocious stakes feels for illustration a risky move, but it mightiness salary disconnected for a subordinate who is often capable to retrieve mentally from method malfunctions during matches.

However, hitting 16 double faults successful her Cincinnati conclusion by Italy's Jasmine Paolini was a last straw, and prompted contiguous action.

On Wednesday, Gauff stayed connected nan believe courts pinch MacMillan successful persistent rainfall - showing nan lengths she is going to successful bid to fine-tune her crippled earlier nan singles starts connected Sunday.

MacMillan's anatomical study of Sabalenka focused connected improving her fluidity, weight displacement and angles, moving intensely connected her forehand arsenic good arsenic her serve.

It led to nan Belarusian's translator from a top-10 subordinate into a Grand Slam-winning champion who has dominated nan WTA Tour for astir of nan past 2 years.

In an question and reply pinch Performance-Plus Tennis past year,, external MacMillan said astir nan difficulties of improving method pinch constricted believe clip during nan grind of nan WTA Tour.

The Canadian, who played crystal lucky arsenic a teen earlier switching to a tennis scholarship, has small clip earlier Gauff originates her US Open campaign.

Therefore, rebuilding her assurance is apt to beryllium arsenic important arsenic method earlier Gauff faces Australia's Ajla Tomljanovic - classed 84th successful nan world - successful nan first information astatine Flushing Meadows successful respective days' time.