WOKINGHAM, UNITED KINGDOM - JULY 10: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince Louis of Cambridge and Catherine, Duchess of Cambridge attend the King Power Royal Charity Polo Match, in which Prince William, Duke of Cambridge and Prince Harry, Duke of Sussex were competing for the Khun Vichai Srivaddhanaprabha Memorial Polo Trophy at Billingbear Polo Club on July 10, 2019 in Wokingham, England. (Photo by Max Mumby/Indigo/Getty Images)