you can see the difference here in huambo that mine clearance has had.try to make sure the whole of angola can be mine-free by 2025. >> reporter: in dirico harry saw one up close. he walked protected by a halo trust flak jacket and mask just as his mother one did. even remote detonating a live mine. demonstrating the deadly force of these devices. >> a staggering 60 million people around the world still live in fear and risk of land mines. we cannot rnuracks on them and leave a job half done. >> reporter: halo trust says they hope these new images will bring fresh attention to the issue, similar to the impact diana had all those years ago. an optimism reflected in the faces of the hundreds of schoolchildren lined up to see harry on his visit. it's an enthusiasm we've seen throughout the royal tour. >> prince harry, meghan, and the little one is arriving. >> reporter: after a summer of tough press -- >> prince harry tonight defending the way his family travels. harry facing harsh criticism for traveling in private jets. >> reporter: with dozens of negativ