. >> anthony: in 1936, the town of cuernavaca, 50 miles from mexico city, was visited by malcolm lowryopelessly alcoholic author. his life work, "under the volcano", was set here. it is widely believed to be one of the great novels of the 20th century. lowry saw symbolism and evil everywhere here. in the deep barrancas, the looming volcano that towered overhead. writer, poet javier sicilia, one of cuernavaca's most celebrated residents, has reason to see evil too. on march 28, 2011, narcos kidnapped and murdered his son, juan francisco, and six other equally blameless, innocent victims. sicilia found himself moved to march to mexico city to demand an end to the increasingly futile, so-called "war on drugs" that was mindlessly grinding up so many victims in the crossfire and in the margins. ♪ [ singing ] >> anthony: in "under the volcano", the evil that's coming is fascism, nazism. what is the heart of the infernal machine today? >> anthony: what does he want to say? what does he want people to hear? [ translator speaking in spanish ] >> anthony: can he think of one place on earth where