What’s behind Trump-Trudeau feud? Under WTO, Trump can only impose tariffs on Canada by declaring it, in effect, a national security threat. Trudeau called it “kind of insulting” for Canadians to be deemed a threat having fought “shoulder to shoulder” with US in so many wars. 1/

— Jim Sciutto (@jimsciutto) June 10, 2018

3/ Second, threats “relating to the traffic in arms, ammunition and implements of war and to such traffic in other goods and materials as is carried on directly or indirectly for the purpose of supplying”

— Jim Sciutto (@jimsciutto) June 10, 2018

5/ Has Canada, or allies UK, France or Germany, met any of those conditions? Is it reasonable for the PM of Canada to say it is “kind of insulting” to be categorized as such a national security threat? Please advise.

— Jim Sciutto (@jimsciutto) June 10, 2018