Why are families being separated at the southern US border? – video explainer

The children of migrants and refugees who cross the southern US border illegally are being separated from their families while their parents face legal proceedings. While they wait for their parents to be released, the children are put into inhospitable detention centres furnished with metal cages and concrete floors. Audio recordings released by a charity reveal the distress many children are experiencing in the centres, despite the Department of  Homeland Security’s insistence that the children are well treated

• Trump administration scrambles as outrage grows over border separations