Captain Derek Herrera was shot in the back and paralyzed while serving in Afghanistan. Today the U.S. Marine stood and walked to receive his Bronze Star. He did it with the help of a robotic device never before used by an American. Kyung Lah has his inspiring story.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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