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The third Invictus Games opened with a spectacular ceremony at the Air Canada Centre, with speeches from Prince Harry, Canadian Prime Minister Justin Trudeau and actor Mike Myers.
The first sporting action also got under way, with gold, silver and bronze medal success for the UK Armed Forces team.
Lindsay Chapman flew to victory in the IT5 100m final - she was paralysed from the chest down by a road traffic accident almost 10 years ago.
"Invictus gives me a goal and a purpose," she said afterwards.
Andrew Bracey - nicknamed 'mad dog' - took silver in the IT4 100m final.
Andrew has rods and screws in his lower back and has also had post-traumatic stress disorder.
And Jen Warren claimed bronze in the IT4 100m final.
She was beaten by gold medallist Kelly Elmlinger and silver winner Gabby Graves-Wake, both of the USA.