STROUD, UNITED KINGDOM - SEPTEMBER 12: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 48 HOURS AFTER CREATE DATE AND TIME) Princess Anne, The Princess Royal carries her granddaughter Mia Tindall as she attends day 2 of the Whatley Manor International Horse Trials at Gatcombe Park on September 12, 2015 in Stroud, England. (Photo by Max Mumby/Indigo/Getty Images)