App helps Ukrainian refugees find neighbouring placements

We first talked with Harvard University student Avi Schiffman around the beginning of the pandemic, when he developed one of the world's most popular covid-19 information hubs. Now - with Russia's war in Ukraine, he's turned his talents to hooking refugees up with people in neighbouring countries who have offered to take refugees in. Nathan Rarere talked with Avi and asked how he hopes this new app will help Ukrainian refugees.