France's Forgotten Concentration Camps

Philip Sweeney travels to southern France to investigate a network of concentration camps set up 70 years ago when hundreds of thousands of refugees fled over the Pyrenees after the Spanish Civil War. Since then thousands of others have been detained: Jews, gypsies, Algerians and more recently immigrants escaping persecution in their own countries.

Investigating the concentration camps set up in France to hold Spanish Civil War refugees.