PACIFIC OCEAN (Dec. 11, 2020) The Los Angeles-class fast-attack submarine USS Asheville (SSN 758), right, and the French navy Rubis-class nuclear powered submarine FS Émeraude (S604) steam in formation off the coast of Guam during a photo exercise. Asheville and Émeraude practiced high-end maritime skills in a multitude of disciplines designed to enhance interoperability between maritime forces. Asheville is one of four forward-deployed submarines assigned to Commander, Submarine Squadron 15. (U.S. Navy photo by Mass Communication Specialist 2nd Class Kelsey J. Hockenberger)