When the world’s best tennis players take the court in New York for the US Open, 9-year-old Gabby Price will be watching closely -- because this tennis phenom may be be the next great American champion. In this episode of PRODIGIES, THNKR follows Gabby as she trains with legendary coach Rick Macci - former coach of the Williams sisters, Maria Sharapova, and Jennifer Capriati - and competes successfully in a national tournament with much older, stronger girls. In an era dominated by international supersta