Monday Morning Politics; White House Changes; Inside the New Order at I.C.E.; Cheap DNA Tests Reveal Family Secrets

Coming up on today's show:

• Fareed Zakaria, host of CNN's Fareed Zakaria GPS and weekly columnist for The Washington Post, talks about current politics and previews his special, "Why Trump Won." 
• Charlie Sykes, longtime conservative talk show host and one of the former hosts of WNYC's "first 100-days" call in show Indivisible, and author of How the Right Lost Its Mind (St. Martin's Press, 2017) talks about the ousting of Reince Priebus as White House chief of staff. 
• Contributing writer for the New Yorker, Jonathan Blitzer relates what he learned from a veteran immigration agent dismayed by the changes at I.C.E since the election of President Trump, particularly the attitude of contempt toward undocumented immigrants that has now been given free rein. 
• As the popularity of genetic tests like 23 and Me grows, journalist Libby Copeland talks about how surprises in genetic makeup is unveiling complicated family secrets, and changing some people's sense of self.