Brahima Sangafowa Coulibaly, director of the Africa Growth Initiative and senior fellow in Global Economy and Development, discusses his new role at the Africa Growth Initiative and what challenges and opportunities African nations are facing today.  Also in this episode, David Wessel provides his regular economic update and Elaine Kamarck reviews the difficult process of impeachment.  Subscribe to Brookings podcasts here or on iTunes, send feedback email to BCP@Brookings.edu, and follow us and tweet us at @policypodcasts on Twitter. The Brookings Cafeteria is a part of the Brookings Podcast Network.