161222-N-OY799-014 YOKOSUKA, Japan (Dec. 22, 2016) The Los Angeles-class attack submarine USS Pasadena (SSN 752) prepares to moor at Fleet Activities Yokosuka for a port visit. U.S. Navy port visits represent an important opportunity to promote stability and security in the Indo-Asia-Pacific region, demonstrate commitment to regional partners and foster relationships. (U.S. Navy photo by Mass Communication Specialist 2nd Class (SW/AW) Kenneth Abbate/Released)