Kate Middleton & Queen Elizabeth Congratulate Emma Raducanu On Historic U.S. Open Win: 'So Proud'

Kate Middleton and Queen Elizabeth are cheering on Emma Raducanu's historic U.S. Open win. The royals sent warm congratulations to the British tennis phenom following her victory over Canadian Leylah Fernandez on Sept. 11. Kate took to her and Prince William's official social media accounts to praise Emma's incredible run and Leylah's notable runner-up finish, while the Queen penned a message on the royal family's website.