Chasing the Flame: Sergio Vieira de Mello and the Fight to Save the World
By Samantha Power
The Penguin Press
590 pp. $33.00
If Barack Obama does indeed become the next president of the United States, Samantha Powerâ€”acclaimed academic and journalist, and the former campaign aide who resigned after calling Hillary Clinton "a monster"â€”said she imagines Mr. Obama would start where Sergio Vieira de Mello left off.