Exercise participants engage in an interactive dialogue about the five pillars of disaster management: communications, health, logistics, operations and security, during the Republic of Senegal Disaster Preparedness and Response Exercise in Dakar, Senegal, 3 June. The event represents successful international collaboration, hosted by the Government of Senegal, sponsored by USAFRICOM and executed by The Center for Disaster and Humanitarian Assistance Medicine. (U.S. Africa Command photos by Petty Officer First Class D. Keith Simmons)