Trump's Immigration Crackdown

President Trump’s crackdown on immigration has led to a big drop in the number of migrants illegally crossing the border and a sharp rise in arrests in US cities. But his administration’s hardline approach has divided America. Two protesters have been shot dead on the streets of Minneapolis by federal agents, and an estimated 14 million undocumented immigrants are at risk of deportation. Reporter Darragh MacIntyre meets some of the families living under threat and asks whether the president’s tough policies are working.