The first full day of competition at the Invictus Games in Toronto saw plenty of action as the track and field events took centre stage.

The is a week-long competition for injured and ill members of the armed forces. More than 550 competitors from 17 countries are in Toronto for the event this week.

The track and field events began Sunday at the York Lions Stadium where Invictus Games founder Prince Harry spent a couple hours meeting with participants and watching the competition.

In the men鈥檚 IF5 shotput, American Anthony Pone emerged as gold medalist with a throw of 11.4 metres, while Canadian David Desjardins finished in 15th with a throw of 7.43 metres.

Canada鈥檚 Bruce Matthews took the silver in men鈥檚 IF4 shotput. Canadian Kevin Nanson was the runner-up in men鈥檚 IF6 shotput.

The men鈥檚 IT4 100-metre went to American Ivan Sears while Canadian Kevin Nanson finished in sixth.

Canada鈥檚 Michael Clarke won gold in the men鈥檚 IT5 400-metre. He also placed second in the men鈥檚 IT5 200-metre, and took the bronze in the men鈥檚 IT5 100-metre.

The athletics events continue Monday.

Sunday marked the second day in the wheelchair tennis competition. Both Canadian teams have two matches remaining to secure their spot in Monday鈥檚 medal round.

Before the opening ceremony on Saturday, the Netherlands grabbed the first gold medal of the week at the driving challenge. Teams from the United Kingdom and Denmark rounded out the medalists.

Prince Harry also attended the Duke of Edinburgh鈥檚 International Gold Award Ceremony at the Fairmont Royal York on Sunday. The Duke of Edinburgh鈥檚 International Gold Award encourages young people aged 14-24 to set their own goals and challenges and recognizes them once the goals are achieved.