Jessica pegula upset top seated eega swin Tech in the US Open to make her first Grand Slam semifinal number six seed pegula had previously reached the quarterfinal round in Seven Grand Slam tournaments without advancing the 30-year-old American of Korean descent is the daughter of Terry and Kim pegula the owners of the NFL's Buffalo Bills and NHL's Buffalo Sabers Jessica joins three other Americans in the semis including Emma Navaro who plays Arena sabalan and Francis TFO and Taylor Fritz who play each other guaranteeing a United States man in the finals for the first time since 209 pegula who faces unseated Carolina mucho got out to a hot start against shine Tech handing the world number one her first broken serve in 26 games and finishing in 62 and 6'4 Jessica is also an entrepreneur having launched a restaurant chain called healthy scratch and a skin care line called Ready 24