As ISIS Threat Recedes, Mental and Physical Barriers Prevent Iraqis from Returning Home

As Iraqi forces continue to push back Islamic State militants from their strongholds, many civilians who fled the violence are seeking to return home. For some ethnic and religious groups, such as the Yazidis, the trauma of their ordeal under IS continues to present barriers to their return. A recent conference in Britain looked at what steps are needed to enable the Yazidis to go back to their homeland in northern Iraq. Henry Ridgwell reports.