Extremism and Violence in Israel.

Political Science professor Ehud Sprinzak (A-houd Sprin-zack) of the Hebrew University of Jerusalem. He talks with Terry about how the radical right in Israel is no longer a fringe group but a growing force in Israeli politics and life. His new book is, "The Ascendance of Israel's Radical Right," (Oxford University Press).

New York Times political reporter Robert Draper says the Republican party's embrace of lies and conspiracy theories has opened the door to fringe actors, who have become among the party's most influential leaders. He points to Georgia Rep. Marjorie Taylor Greene as a prime example of the party's extreme new direction.

As a Republican operative, Tim Miller worked with extreme right-wing media outlets and fed the populist outrage that helped radicalize much of the GOP voter base. His new book is Why We Did It.