Question: Why can't Glenn understand anything Cole signs, leaving Iris to translate? Glenn knows and uses sign language when talking to Cole so it seems strange that he doesn't know anything that Cole tells him when Cole uses sign language.
Question: Sometime during the film the show the passing of several years by showing images of what happened during these years. I think it is at the time of the Vietnam War. A song is played in the background. Does anybody know what the name of that song is and whom by?