How Stephen Miller Became The Architect Of Trump's Immigration Policies

"It's impossible to understand the Trump era, with its unparalleled polarization, without tracing Stephen Miller's journey to the White House," journalist Jean Guerrero writes in her new book 'Hatemonger.' She describes the ideological arc of Miller's life, investigates his ties to right-wing mentors and far-right groups, and explains his role as Trump's advisor.