HARROW, UNITED KINGDOM - OCTOBER 10: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 48 HOURS AFTER CREATE DATE AND TIME) Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend an event hosted by Mind at Harrow College to mark World Mental Health Day on October 10, 2015 in Harrow, England. (Photo by Max Mumby/Indigo/Getty Images)
