Thea Frodin, a 17-year-old from California, made her US Open debut, showcasing her power in a match against No. 2 Elena Rybakina. Frodin lost 6-3, 6-2, but demonstrated her serving ability by firing 11 aces.

Her experience as Serena Williams' body double in the film "King Richard" does not seem to add pressure to her game, as she describes herself as an aggressive player. Frodin's height, at 6 feet, gives her an advantage in serving. Further details about her US Open debut and her background as a tennis player are available.