American tennis phenom Coco Gauff has had a poor first quarter of the season, compounded by an inconsistent serve. Former Grand Slam champion Rennae Stubbs is of the opinion that Gauff's serving ...

Martina Navratilova and Serena Williams' ex-coach Rennae Stubbs were furious over American businessman Bill Ackman's comments ...

Serena Williams' former coach, Rennae Stubbs, has sent a four-word message to American investor and philanthropist Warren ...