Yeonmi Park escaped North Korea in 2007 and now lives in the U.S. Her speech at the One Young World forum has been viewed over 4 million times, and her book In Order to Live has become a bestseller. You can visit her at her website or her YouTube channel, "Voice of North Korea."
Chew-Een Lee was the first Asian-American Marine and overcame racial barriers to gain the respect of his fellow Marines. This short documentary shares an overview of his life. You can also read more in his New York Times obituary and on this Library of Congress site.