How the world is seeing the Canada-U.S. trade war

Prime Minister Mark Carney has received praise globally for walking away from trade talks with the United States. Will the world follow his show of defiance? Political economist John Rapley and Politico finance reporter Kathryn Carlson discuss how different countries are responding, and whether this saga could breathe new life into Carney's middle powers pitch to the world.Plus: CBC's Briar Stewart shares the latest on the aftermath of catastrophic flooding in Nepal and Tibet. And literary scholar Florence Hazrat explores the surprising power of punctuation.