and welcome again to rewind i'm laura carro. in this series we're revisiting some of the best documentaries on al-jazeera english since we launched more than a decade ago back in 2013 the people in power series traveled to west africa to expose the shocking story of how young gone and children were being murdered because of the mistaken belief they were possessed by evil spirits no one knows the exact numbers of these ritual deaths across gonna became a fast so and parts of nigeria but some believe it could be in the thousands the killing of these so-called spirits children is the consequence of ancient customs shaped by ignorance and poverty in this compelling program award winning gone then investigative reporter and the last r m a o n a s used hidden cameras to bring some of those behind these killings to justice from 2013 his spirit child some west african communities have branded children born deformed or with disabilities as evil spirits see him as a drain on limited resources. to perform rituals and prepare poisonous conc