David Wilkins, who served as U.S. Ambassador to Canada from 2005 to 2009, is one of the keynote speakers at the Pacific NorthWest Economic Region (PNWER) summit, which will be held in Saskatoon from July 21-25. Wilkins joins John now to talk about the current relationship between Canada and the United States, how it's changed in the era of Trump and Trudeau, and the joint dispute with China.