There are many lessons Katrina has for the nation, but have we learned them?

Times Picayune reporter Lolis Eric Elie says that Hurricane Katrina has lessons for the nation. From a frail infrastructure, to a flawed emergency response system, to a society divided along race and class lines, Katrina pulled back the curtain on issues that have long plagued the country. As we mark the third year anniversary of Hurricane Katrina, we check in with Lolis Eric Elie on the state of New Orleans and what the nation can learn from this disaster. Guest: Lolis Eric Elie, Metro Columnist for The Times-Picayune, co-director of the new documentary ?Faubourg Treme.? The film will air on PBS in February.