Quatermaster 3rd Class Tyler Houston, right, shows Quatermaster Seaman Jeffrey Edrington how to chart the position of the amphibious transport dock ship USS Denver (LPD 9). Denver is assigned to the Bonhomme Richard Amphibious Ready Group and is conducting operations in the U.S. 7th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 3rd Class Bradley J. Gee/Released)