Sarah Vowell tells "The Greatest Love Story of the 20th Century," Johnny Cash and June Carter Cash.

Host Ira Glass reminds the audience about the old TV series MacGyver, about the guy who stops bad guys without a gun. He uses science and sheer ingenuity to invent solutions.

Sarah Vowell tells the story about the first time the United States attacked a country that hadn't attacked us first. It was also the first time the U.S. went to a foreign country to force a regime change.

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.

We hear Billie Holliday, Keely Smith and Leo Reisman (with Anita Boyer) asking the musical question, "What Is This Thing Called Love?" And, reporter Sean Cole talks about love with Joe and Helen Garland, who fell in love during World War II, but married other people. Thirty years later they met again, felt the same love they felt when they were young, divorced their respective spouses, and finally married each other.

Host Ira Glass tells the story of Chris Sewell, who was living on the street and yet somehow managed to find $610,940 of lost money that belonged to the city of New York, hidden away on the Internet.

Host Ira Glass talks to Anthony Swofford, a former marine sniper and author of the Gulf War memoir Jarhead. He explains what he's seeing when he watches this new war with Iraq on television.