Brexit is bigger than British politics, it affects the U.S. economy

07:09

The future of Brexit, the European Union, and even the U.S. economy are all on the line – meaning Brexit is bigger than British politics. Ali Velshi and Stephanie Ruhle break down why this could just be the start and how the rise of nationalism is putting worldwide trade agreements in jeopardy. Weighing in: NBC’s Matt Bradley and writer and columnist for The Times Hugo Rifkind.