Nancy returns with a story that explains the origins of the special visa program for interpreters. A decade ago, a young guy named Kirk Johnson inadvertently became the point person for American policy about the Iraqis and Afghans endangered by their work for us. Kirk reflects on the visa program’s successes and failures—and on how, recently, his advice to translators who want to immigrate to the U.S. has radically changed. (25 minutes)