US-Canada trade war ramps up with latest tariffs

U.S. Trade Representative Jamieson Greer discusses the ongoing trade tensions with Canada, looming tariffs, and the impact of trade policy on American workers, on 'Sunday Night in America.'

U.S. Trade Representative Jamieson Greer joins Trey Gowdy on 'Sunday Night in America' to discuss the escalating trade tensions between the U.S. and Canada. Greer addresses the impact of proposed sweeping tariffs on the $48.3 billion trade deficit and the global push for fair trade.