see more

The Duke of Sussex (centre), watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)

The Duke of Sussex (centre), watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)

see more

The Duke of Sussex, watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)

The Duke of Sussex, watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)

see more

The Duke of Sussex, watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)

The Duke of Sussex, watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)

see more

The Duke of Sussex, watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)

The Duke of Sussex, watches the track and field finals at the Merkur Spiel-Arena during the Invictus Games in Dusseldorf, Germany. Picture date: Monday September 11, 2023. (Photo by Jordan Pettitt/PA Images via Getty Images)