This compelling, behind-the-scenes look into the Castro brothers' remarkable relationship reveals how Fidel and Raul have collaborated for years and challenges the view of the little-known Raul as an insignificant player. Latell projects what kind of leader the younger brother and designated successor will be.

Brian Latell was the CIA's National Intelligence Officer for Latin America from 1990-1994, and has tracked Castro for the CIA since the sixties.