Southern Partnership Station (SPS) is an annual series of U.S. Navy deployments focused on exchanges with regional partner nation militaries and security forces. This year's deployment will visit Colombia, Trinidad and Tobago, Honduras, El Salvador and Panama. SPS 18 is a U.S. Southern Command (USSOUTHCOM) directed operation planned by Commander, U.S. Naval Forces Southern Command /U.S. 4th Fleet and carried out by deployed adaptive force packages (AFPs) under the direction of the Destroyer Squadron 40 staff.