rory kennedy has been here times with films. video and footage of the escape from vietnam in the final days. the last 24 hours of it is like a countdown and a thriller and they talked about the film a short time ago. >> this story, the story i told hasn't been told before which is a remarkable thing given it was the final days of the vietnam war. we left the country very quickly. because of that, the u.s. policy was to just get the americans out and to leave all the vietnamese behind who helped us and worked with us and collaborated with us. our story is about the americans on the ground who risk their lives going against u.s. policy to do everything it could to save the vietnamese. it's extraordinarily heroic, the acts they committed during the final days. >> we are familiar with the iconic images. watching some of the video is harrowing. tens of thousands of people getting out of that country. >> yes. they did it through helicopters and makeshift operations so some were underground. story we is the story of the uss kirk that s