Starboard side view of the US Navy (USN) SPRUANCE CLASS: Destroyer, USS FIFE (DD 991) underway off the coast of Comquimbo, Chile to conduct counter drug operations and to participate in Exercise UNITAS 43-02. UNITAS (Latin for "unity") involves warships from six countries participating in ten days of intense war games designed to build multinational coalitions while promoting hemispheric defense and mutual cooperation