NAFTA renegotiations hit impasse

The North Atlantic Free Trade Agreement (NAFTA) created the world’s largest free trade zone 23 years ago. This summer, the U.S. began renegotiating NAFTA in a bid to reduce a trade deficit with Canada and Mexico -- but the talks, slated to reconvene next month in Mexico City, have hit an impasse. Bloomberg News editor Sarah McGregor joins Hari Sreenivasan via Skype from Washington, D.C.