Director Cesar Diaz on cinema, Guatemala and the country's troubled past The Belgian-Guatemalan director Cesar Diaz recounts his autobiographical motivations for directing "Nuestras Madres", a film that won the Caméra d'Or at Cannes and for which he was nominated for the Belgian Magritte award. "Nuestra Madres", selected to represent Belgium at the Oscars, was not included in the final selection of the ceremony. IMAGES AND SOUNDBITES