'I'll tell you how that came about...' Rubio and Carney on 51st state commentsTo play this video you need to enable JavaScript in your browser.This video can not be played'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