What's the Buzz?

4 segments
John Kerry and Teresa Heinz Kerry talk about their campaign to make the environment a national priority. Then, we find out why New York City's bees may be healthier than those in the countryside. Plus: a travel writer gives a disturbing account of her undercover experiences as an airport screener-in-training. And record and film producer Joe Boyd tells us about working with Muddy Waters, Bob Dylan, Pink Floyd, and Nick Drake.