Greta Thunberg: Science "not the thing that's holding us back" from climate change action

A new documentary series follows teenage environmentalist Greta Thunberg's journey around the world as she witnesses firsthand the effects of climate change. Adriana Diaz spoke to Thunberg about being a leader in the climate movement and how lessons learned fighting the pandemic can help battle climate change. "Greta Thunberg: A Year to Change the World" premieres Thursday night on PBS.