'I'll tell you how that came about...' Rubio and Carney on 51st state commentsThis video can not be playedTo play this video you need to enable JavaScript in your browser.'I'll tell you how that came about...' Rubio and Carney on 51st state commentsCloseMore on this story.SubsectionUS & CanadaPublished14 MarchShareclose panelShare pageCopy linkAbout sharingRead description