Donald Trump and the wall with Mexico... will it happen? BBC Newsnight

What will happen on the US-Mexico border now Donald Trump has won the US presidency? Katie Razzall reports. Newsnight is the BBC's flagship news and current affairs TV programme - with analysis, debate, exclusives, and robust interviews. Website: www.bbc.co.uk/newsnight YouTube:    / bbcnewsnight   Twitter:   / bbcnewsnight   Facebook:   / bbcnewsnight   Snapchat:   / bbcnewsnight