The global refugee population is at historic highs, driven by war in Ukraine, violence in Sudan, state collapse in Venezuela, Taliban rule in Afghanistan, and a worsening humanitarian disaster in Gaza. On GZERO World, David Miliband, president & CEO of the International Rescue Committee joins Ian Bremmer to discuss the refugee crisis, the rise of forcibly displaced people around the world, and the crumbling humanitarian aid system amid the cancellation of USAID. What happens when the poorest countries are left to solve the hardest problems? And who–if anyone–is stepping up to help?