Claus Andersen Getty Images

TORONTO, ON - SEPTEMBER 30: Prince Harry and Royal photographer Chris Jackson chat prior to medal presentations after the Gold medal game on Day Eight in Wheelchair Basketball during the 2017 Invictus Games at Ryerson's Mattamy Athletic Centre on September 30, 2017 in Toronto, Ontario. (Photo by Claus Andersen/Getty Images for the Invictus Games Foundation)

Royal Photographer Chris Jackson reveals what it's really like behind the lens