Why one expert says America's Fentanyl crisis has geopolitical roots
NPR's Juana Summers talks with Vanda Felbab-Brown, a senior fellow at the Brookings Institution, about the geopolitics of fentanyl and the opioid crisis at large.

NPR's Juana Summers talks with Vanda Felbab-Brown, a senior fellow at the Brookings Institution, about the geopolitics of fentanyl and the opioid crisis at large.