The season of programmes about human rights around the world continues with a report on the political chaos within the Palestinian National Authority that is undermining prospects for a Middle East peace deal. Jeremy Bowen looks into a litany of human-rights violations - including torture and killings carried out inside Palestinian jails-and uncovers a web of judicial and political corruption that threatens PNA President Yasser Arafat 's dual aim of peace with Israel and an independent Palestinian state.