USMCA to Become the New NAFTA Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Deputy Prime Minister of Canada Chrystia Freeland, left, Mexico's top trade negotiator Jesus Seade, center, and U.S. Trade Representative Robert Lighthizer, sign an update to NAFTA. ( AP Photo/Marco Ugarte ) Produced by Rob Gunther and Jose Olivares Hosted by Tanzina Vega Produced by GBH and PRI