A Familiar Refrain: Detecting Music Plagiarism

Coldplay, Nelly Furtado and Fergie are among the major pop acts that have been sued for music plagiarism recently. Today, we hear about experimental new software that could detect plagiarized melodies in future court cases. And we look at some recent cases and explore the issue of cross-cultural borrowing. Also: John Darnielle of The Mountain Goats shares his new album, in which every song is based on a biblical verse.