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Is there a global war on Christians? It is claimed that an average of 100,000 Christians have died because of their faith every year for the past decade - and that this is an 'unreported catastrophe'.
The Vatican has called it a credible number. But is it?
Ruth Alexander and Wesley Stephenson fact-check the widely-quoted statistic.
We speak to: John Allen, journalist and author of The Global War on Christians; Professor Thomas Schirrmacher, from the International Society for Human Rights; Todd Johnson, director of the Center for the Study of Global Christianity in the US; Ian Linden, associate professor in the study of religion at the School of Oriental and African Studies in London and author of Church and Revolution in Rwanda
(Image: An Egyptian Christian mourns. Credit: AFP/Getty Images)