UN Catch-Up Dateline Geneva: Africa’s COVID tracing gap, TB alert, Afghanistan and ‘The Walk’

In this week’s show, just one in seven COVID cases is detected in Africa while deaths from another deadly disease – tuberculosis – rise for the first time in a decade, the World Health Organization tells us. An update too from Afghanistan, where the UN refugee agency is desperately worried about a lack of funds for lifesaving aid work – and plunging winter temperatures…We’ll also meet the team behind The Walk, an ambitious project to raise awareness about Syrian refugees, which involves walking a huge puppet across Europe.