There are times when it’s helpful to understand a foreign language: during an election campaign, for example, if you’re a naturalized citizen. And there are times when it’s essential: during a ceremony to renew your wedding vows. We find out in both cases what can happen if you don’t have the linguistic tools. Also, an Islamic calligraphy master offers classes in his Arlington, Virginia home. And Broadway star Amra Faye-Wright talks about learning Japanese so she could perform “Chicago” in Tokyo.