The Sabian Mandaeans - one of the oldest religious groups in the world - are facing extinction, according to its leaders. They claim that Islamic extremists in Iraq are trying to wipe them out through forced conversions, rape and murder. The Mandaeans are pacifists, followers of Adam, Noah and John the Baptist. They have lived in what is now Iraq since before Islam and Christianity. More than 80% have been forced to flee the country and now live as refugees in Syria and Jordan. Even there they do not feel safe - but they say western governments are unwilling to...