Justin Trudeau joined by Katy Perry at World Economic Forum CTV NewsKaty Perry joins Trudeau in Davos to support former PM’s speech on value of ‘soft power’ CBCJustin Trudeau makes formal appearance in Davos with Katy Perry Toronto StarJustin Trudeau appears in Davos with Katy Perry; speaks on Trump, Canada, Greenland Times of IndiaIn Davos, Justin Trudeau argues for more of Canada’s ‘soft power’ as Katy Perry watches National Post
