The Duke Of Cambridge Marks The 60th Anniversary Of The Battle Of Britain Memorial Flight [Getty Images]

CONINGSBY, ENGLAND - JULY 11: Prince William, Duke of Cambridge poses for a photograph with Battle of Britain veterans in front of a Lancaster bomber during a visit to The Battle Of Britain Memorial Flight to mark it's 60th anniversary at RAF Coningsby on July 11, 2017 in Coningsby, England. (Photo by Mark Cuthbert/UK Press via Getty Images)

UK Press Mark Cuthbert