Ranked No. 59 in the world when the U.S. Open began, former Texas tennis star Peyton Stearns was up to No. 44 on Monday and just pocketed $284,000.

Peyton Stearns switches from Lululemon to Nike outfit mid-match at US Open. ... After a bathroom break, she was back in the Swoosh, wearing a Nike Court Dri Fit Advantage Dress to close out the match.

Peyton Stearns isn’t going to get too excited about her surprising U.S. Open run. That’s when it could all go wrong for the 21-year-old.

NEW YORK — When Peyton Stearns was 5 years old, she was in a neighbor’s backyard and smacked a Wiffle Ball clear over the fence. The neighbor’s mom suggested to Peyton and her mother, Denise ...