Mark Warner comments in CBC The National and Global National reports about President Trump’s restated commitment to renegotiate the North American Free Trade Agreement (NAFTA). (January 23 & 24, 2017) Mr. Warner is a Canadian and U.S. lawyer who has practiced in Toronto, Washington, DC and New York and has advised governments on trade policy and trade negotiations and previously worked on trade and competition issues as counsel in the OECD Trade Directorate. Mr. Warner was Legal Director of the Ontario Ministry of Economic Development & Trade and advised Ontario in the Canada-EU Trade Agreement (CETA) negotiations, on procurement issues in the Canada-U.S. Agreement on Government Procurement and on several NAFTA Chapter 11 Investor-State arbitrations. He is co-author of a leading Canadian trade law treatise, has also published numerous articles and has been invited to speak at conferences around the world.