Ukraine announced a high-profile prisoner swap early Thursday that was the culmination of months of efforts to free many of the Ukrainian fighters who defended a steel plant in Mariupol during a long Russian siege. (Sept. 22) Subscribe for more Breaking News: http://smarturl.it/AssociatedPress Website: https://apnews.com Twitter: https://twitter.com/AP Facebook: https://facebook.com/APNews Instagram: https://www.instagram.com/APNews/ ​ You can license this story through AP Archive: http://www.aparchive.com/metadata/youtube/f32cae1e3cd54c5db1d042eab745adb4