Brexit, dissidents and the Irish border - BBC Newsnight 

Veteran BBC journalist Peter Taylor talks to dissident republicans and Northern Ireland's top policeman about Brexit and what its consequences could mean for Northern Ireland.
Newsnight is the BBC's flagship news and current affairs TV programme - with analysis, debate, exclusives, and robust interviews.
Website: www.bbc.co.uk/...
Twitter: / bbcnewsnight
Facebook: / bbcnewsnight