PORTSMOUTH, ENGLAND - JULY 24: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge attend the America's Cup World Series at BAR HQ on July 24, 2016 in Portsmouth, England. (Photo by Luca Teuchmann/WireImage)
PORTSMOUTH, ENGLAND - JULY 24: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge attend the America's Cup World Series at BAR HQ on July 24, 2016 in Portsmouth, England. (Photo by Luca Teuchmann/WireImage)