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Joseph Gordon-Levitt took extreme measures to prepare for his newest role as NSA whistleblower Edward Snowden in the new film "Snowden." Gordon talks to film critic Peter Travers about flying to Russia to meet Snowden face-to-face. And he opens up about his first encounter with Snowden's parents. He also shares why he thinks the controversial Snowden should be pardoned.\n\nDiscover more ABC podcasts: http://www.abcnewspodcasts.com\nLearn more about your ad choices. Visit podcastchoices.com/adchoices