Jessica Pegula defeated fellow American Shelby Rogers in the first round of the US Open.
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- Jessica Pegula, 30, is the No. 6 women's tennis player in the world.
- She's the daughter of Terry and Kim Pegula, the billionaire owners of the Buffalo Bills and Sabres.
- Jessica Pegula is competing for her first Grand Slam title at the US Open.
The US Open has not just one, but two American heiresses competing for their first career Grand Slam singles titles this year...