Santiago Matela was 22 when he was dragged off the street by soldiers while playing basketball. The year was 1977, five years since President Ferdinand E Marcos had declared martial law in the Philippines - on 21 September 1972. Mr Marcos suspended parliament and arrested opposition leaders - Mr Matela was among the tens of thousands of people detained and tortured during a decade of martial law. Fifty years on, he is no longer afraid to speak out. But he is afraid of being believed at a time...