Four-Year-Old Enters Mensa with IQ Near Hawking, Einstein

Heidi Hankins of England is the newest member of Mensa, the international society of high IQs. Hankins is four-year-old, with an IQ of 159, one less than Stephen Hawking and Albert Einstein! But her parents say she's got more than brains; she also has a sense of humor. Patrick Jones has more.