Irresistible to Tourists, has Venice Become Unwelcoming to its Inhabitants?

Venice has long been a city of trade and travelers, but Venetians now feel tourism is squeezing them out. The city is currently losing about 1,000 residents every year as the cost of housing rises and mass tourism poses a threat to food, culture and the Venetian way of life. Special correspondent Christopher Livesay reports on what's behind the depopulation.