May 20, 2012 Updated January 08, 2016 20120520_wesun_03.mp3?orgId=1&topicId=1149&d=298&story=153132084&ft=nprml&f=153132084 Listen • 4:59 20120520_wesun_03.mp3?orgId=1&topicId=1149&d=298&story=153132084&ft=nprml&f=153132084 Copyright 2016 NPR. To see more, visit http://www.npr.org/.