Trump’s Wall: A Symbol of His Presidency? - BBC Newsnight

Senior Republicans are resisting spending on the controversial wall when the money - they say - should be spent on disaster relief. The wall was meant to separate America from Mexico but the divide so far has been between the President himself and his party. Division that points to a gulf of differences on other issues - between those who are broadly internationalist and those who cry America First. Gabriel Gatehouse has been to the site of the wall in Arizona and sent this report.