Dr. Tessy Ojo, CEO of The Diana Award, tells PEOPLE that Prince William and Prince Harry mirror their mother, Princess Diana, and her ability to go “where the pain was.”

He told Harry: "Prince Harry, thank you for your leadership, for your heart, for your vision, for sustaining the legacy of your mother and for inspiring a whole new generation around the world to be engaged in this critical work against the scourge of land mines.”

T he Duke of Sussex has thrown his support behind the effort to finish clearing landmines in Angola, stating that his late mother would want campaigners to "finish this particular