As competing factions in Sudan wage war for the fourth week since tensions erupted, civilian suffering intensifies. What does the escalating conflict mean for the country, the region and the world? Christopher Tounsel, associate professor of history and interim director of the African Studies Program at the University of Washington, joins Doorstep co-hosts Tatiana Serafin and Nikolas Gvosdev to map the strategic importance of Sudan to global trade and security. What is at stake if U.S.-led talks to broker peace fail? How has the Sudanese diaspora in the U.S. and around the world changed the face of the conflict? Can a civilian led democratic movement come to power in Sudan? For more, please go to carnegiecouncil.org.