‘Walls’ Director Kasia Smutniak Talks Poland’s Borders and ‘The Green Zone’: ‘We Need to Determine What Side of the Story We Want to Be on.’ 

In Polish actor-turned-filmmaker Kasia Smutniak’s documentary “Walls,” she undertakes an uncertain and risky journey into the red zone — a dangerous strip of land in Poland that runs parallel to the Belarus border. Crossing the long border is a 115-mile steel barricade built to repel migrants from entering the European Union in search of refuge. […]