Britain's Catherine (C), the Duchess of Cambridge, and her husband Prince William (R), the Duke of Cambridge, greet Prince Edward (L), The Duke of Kent, as they arrive at the Royal Box on Centre Court before the start of the Querter-final matches on day nine of the 2014 Wimbledon Championships at The All England Tennis Club in Wimbledon, southwest London, on July 2, 2014. AFP PHOTO / ANDREW YATES  - RESTRICTED TO EDITORIAL USE        (Photo credit should read ANDREW YATES/AFP/Getty Images)