LONDON, ENGLAND - SEPTEMBER 10:  (EDITORS NOTE: THIS IMAGE HAS BEEN CONVERTED TO BLACK AND WHITE)  Prince Charles, Prince of Wales kisses his son Prince Harry as Prince William, Duke of Cambridge looks on ahead of the Invictus Games Opening Ceremony at Queen Elizabeth II Park on September 10, 2014 in London, England. The International sports event for 'wounded warriors', presented by Jaguar Land Rover was an idea developed by Prince Harry after he visited the Warrior Games in Colorado USA. The four day event has brought together thirteen teams from around the world to compete in nine events such as wheelchair basketball and sitting volleyball. (Photo by Chris Jackson/Getty Images)