Boris Johnson holds talks in Belfast as Sinn Fein says border poll must follow no deal Brexit - live news https://www.theguardian.com/politics/live/2019/jul/31/boris-johnson-holds-talks-in-belfast-as-sinn-fein-says-border-poll-must-follow-no-deal-brexit-live-news?CMP=twt_gu&utm_medium=&utm_source=Twitter#Echobox=1564563343