How Mexico Is Changing With David Lita

Rick Steves: In Mexico City, you could count on the fingers of one hand places that would tell you a good cup of coffee. He says corner grocery stores are being replaced by chain convenience stores where there's almost nothing of nutritional value. Even in the poorest neighborhoods, he says, they have what's called the tiangis -- markets on wheels - which sell really good fruits and vegetables. steves: It's not like the other food is not available, but it's cheaper to buy a Coca-Cola than a bottle of water in Mexico.