El Shafee Elsheikh, who was formally sentenced to life in prison Friday for a leading role in the beheading deaths of American hostages, had a somewhat whimsical nickname as a so-called "Beatle" that belied the viciousness of his conduct. (Aug. 19) 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/fd9d59058d1c41e0b504595db1a262d5