Patrick Mouratoglou has been putting athletes including Coco Gauff and Serena Williams through their paces as part of a preseason training camp.
Williams is of course coached by Mouratoglou; while Gauff has been mentored by him since a young age.
There is also celebrities involved including DJ Bob Sinclar and famous fitness instructor Shaun T; who developed a new Insanity routine for those involved.
This all gears up to the new season for
Williams and Gauff; who will both compete at the ASB Classic in Auckland.
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