Republic of Sierra Leone Armed Forces Lt. Mark Sumah; Mauritanian Navy Lt. Ahmed Salem Maouloud, the coordinator for Saharan Express 2014; and Spanish Navy Lt. Cmdr. Antonio de Ugarte Blanco work together in Dakar, Senegal, March 10, 2014. Saharan Express is a counternarcotics and proliferation exercise that is part of Africa Partnership Station (APS) West. APS is an international security cooperation initiative facilitated by Commander, U.S. Naval Forces Europe-Africa aimed at strengthening global maritime partnerships through training and collaborative activities in order to improve maritime safety and security in Africa.