Boris Johnson 'cautious' at Brexit lunch with Jean-Claude Juncker – video https://www.theguardian.com/politics/video/2019/sep/16/boris-johnson-cautious-brexit-lunch-jean-claude-juncker-video?utm_term=Autofeed&CMP=twt_gu&utm_medium=&utm_source=Twitter#Echobox=1568635656
