In May 1960, a Mossad agent stepped out on a quiet Buenos Aires street and uttered three words of broken Spanish. What happened next would expose the Holocaust to the world — and produce one of the most debated trials of the twentieth century. “Un momentito, Señor.” They were the only three words Israeli intelligence Peter Malkin knew in Spanish, but they were about to change the course of history. Malkin uttered the words to a balding Mercedes-Benz factory worker headed home