What's going on with the 'sneering' pop punk accent?

Tom Delonge, the lead singer of the pop punk band Blink-182, has a singing voice that has become the epitome of the much mocked, "pop punk voice." But Dan Noscowitz went on a linguists' quest to figure out what was going on behind his elongated vowels. This week's World in Words explores the sometimes sneering, nasal pop punk voice.


When in Rome...

Pope Francis has switched the official language of Vatican doctrine from Latin to Italian. He's also democratized his meetings with bishops. So why do some conservative bishops believe that contentious reforms are being deliberately lost in translation?