The EU's chief Brexit negotiator says if the UK has a change of heart once it leaves the bloc, it can reapply for membership like any third party country.
His comments come as a new poll shows that if a second referendum were held right now, a majority of UK voters would want to stay in the EU.
Our Europe Correspondent Kevin Ozebek has more from Brussels.
IN: Michel Barnier…
OUT: STND OUT
DUR: 46 seconds