George Stephanopoulos, former senior advisor to President Clinton and for more than 20 years anchor of This Week and co-anchor of Good Morning America, recounts the crises that decided the course of history, from the place 12 presidents made their highest-pressure decisions: the White House Situation Room.

A news-driven biography of Vladimir Putin's nemesis Alexey Navalny- lawyer, blogger, anti-corruption crusader, protest organizer, political opposition leader, mayoral and presidential candidate, campaign strategist, provocateur, poisoning victim, dissident, and now, prisoner of conscience and anti-war crusader.