March 11, 2012 Updated January 08, 2016 20120304_wesun_02.mp3?orgId=1&topicId=1009&d=301&story=147904579&ft=nprml&f=147904579 Listen • 5:02 20120304_wesun_02.mp3?orgId=1&topicId=1009&d=301&story=147904579&ft=nprml&f=147904579 Copyright 2016 NPR. To see more, visit http://www.npr.org/.