Q: What two world capitals can be found by rearranging the letters in the phrase 'serial number.'Since the NPR puzzle is rather easy, here's related puzzle for you. Take the oxymoronic phrase "A kinetic zen". Rearrange the letters to form the title of a well-known movie. Now figure out how it is related to this week's puzzle.
Edit: The answer to my puzzle was the movie "Citizen Kane" where it is revealed that "Rosebud" was the name of a sled. Sled written backwards is DELS which contains the Internet country codes for Germany(DE) and Lesotho(LS) respectively.
A: BERLIN (Germany) and MASERU (Lesotho)