SYDNEY, AUSTRALIA - JUNE 07:  Patron of the Invictus Games Foundation Prince Harry meets members of the public during a walkabout in the torrential rain ahead of a Sydney 2018 Invictus Games Launch Event at the Overseas Passenger Terminal on June 7, 2017 in Sydney, Australia. Prince Harry is on a two-day visit to Sydney for the launch of the Invictus Games Sydney 2018. The fourth Invictus Games will be held in Sydney from 20th to 27th October, 2018 and will include over 500 competitors from 17 nations competing in 10 adaptive sports events.  (Photo by Chris Jackson/Getty Images)