US trade official blames Canada for breakdown of talks

US Trade Representative Jamieson Greer says Canada is to blame for the breakdown of trade talks between both countries last week. “We progressed to a point Tuesday night where we had enough agreement among the parties to announce that we had we had found the way to a deal,” Greer tells CNBC’s Squawk Box. “Then we set about to finalise it, and then in the last hours, I think there were things that the Canadians just — you know, they wanted more,” he adds. Over the weekend, Canada's PM Mark Carney