US president-elect Donald Trump has said he will deport two to three million undocumented immigrants "immediately" upon taking office. He also insisted that a barrier will be built between the US and Mexico. During an interview with CBS’s 60 Minutes that will air in full later tonight, President-elect Donald Trump detailed how many undocumented immigrants he plans on deporting right away when he takes office.The interview with Trump will air on CBS Sunday night at 7 p.m. ET; it also includes members of his family. The interview was taped Friday at Trump's Fifth Avenue residence in New York City. It comes after days of anti-Trump protests in more than a dozen American cities, where demonstrators have criticized the incoming president's immigration stance.He'll build a border wall and he'll deport millions of people who are in the U.S. illegally, President-elect Donald Trump says, promising to keep his campaign pledges on immigration in his first prolonged interview since winning the White House.