FILE - Britain's Prince Harry leaves after attending an Invictus Games Foundation 10th Anniversary Service of Thanksgiving at St Paul's Cathedral in London, on May 8, 2024. Prince Harry, actor Matt Damon, and World Central Kitchen founder Jose Andres are set to speak at the 2024 Clinton Global Initiative annual meeting in New York on Sept. 23 and 24, the Clinton Foundation announced Thursday. (AP Photo/Kirsty Wigglesworth, File)