U.S. Commerce Secretary Howard Lutnick blasted Canada's trade strategy on Friday, saying Prime Minister Mark Carney 'has a problem with us' and mocking Carney's recent trade visit to China. The journalist who asked Lutnick about Canadian trade, Semafor editor-in-chief Ben Smith, weighed in on Power & Politics. This show is also available on Spotify, Apple Podcasts, or your favourite podcast app: https://link.mgln.ai/A2q4qn »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS