Sarah Vowell tells the lost story behind a patriotic song, "The Battle Hymn of the Republic." An early version of the song celebrated an American terrorist. She's accompanied by Jon Langford and the band.

Sometimes in the classified ads one person will be seeking something that another person will be offering. This is especially true of the musicians section of the classifieds, where there might be a drummer seeking a band, and on the same page, a band seeking a drummer.

A hedge fund named Magnetar comes up with an elaborate plan to make money. It sponsors the creation of complicated and ultimately toxic financial securities...while at the same time betting against the very securities it helped create. Planet Money's Alex Blumberg teams up with two investigative reporters from ProPublica, Jake Bernstein and Jesse Eisinger, to tell the story.