known tom hanks, meryl streep, paying the "washington post" editor and publisher who exposed the starting truth about america's role in the vietnam war. this documentary, the most dangerous man in america tells a true story of the whistle-blower who gave them the pentagon papers. >> i began xeroxing the mcnamara study in the fall of 1969. at the end of the day, working at my end, i would put several binders into my briefcase to take with me. walking past the security guards, i could feel my heart beating. i couldn't help thinking about the dozen or so secrecy agreements i had signed over the course of my career in government. the task seemed endless. i auv worked through the night. early in the morning i returned the papers to my safe at rand and headed home.