A harrowing portrait of exploitation and systemic corruption and a gripping tale of morality, co-writer-director Alexandre Moratto's 7 Prisoners is tense and disturbing but so urgent and necessary. Moratto crafts an unflinching insight into the world of human trafficking and fuses it with a coming-of-age narrative where moral dilemmas abound at every turn. It's still early days, but we may have found Brazil's deserving submission for Best International Feature Film at this year's Academy Awards. Set in present-day São Paulo, 7 Prisoners centres on 18-year-old Mateus (a terrific Christian...