150420-N- EC444-406 DAKAR, Senegal Hospital Corpsman 1st Class Richard Spells, from Battle Creek, Mich., center, demonstrates a buddy-carry for Senegalese military in support of Exercise Saharan Express 2015, April 20. Saharan Express is a U.S. Africa Command-sponsored multinational maritime exercise designed to increase maritime safety and security of the west coast of Africa.