U.S. Sailors fire a 40 mm saluting battery as the USS Underwood (FFG 36) approaches Port of Spain, Trinidad and Tobago, Sept. 7, 2012.
Underwood was deployed to Central and South America and the Caribbean in support of Southern Seas, a U.S. Southern Command-directed operation designed to strengthen relationships with regional partner nations and improve operational readiness for all assigned units. (DoD photo by Mass Communication Specialist 2nd Class Stuart Phillips, U.S. Navy/Released). Original public domain image from Flickr