161222-N-OY799-047 YOKOSUKA, Japan (Dec. 22, 2016) Aviation Ordnanceman Airman David Nguyen, from Anaheim, California, assigned to the Navy's only forward aircraft carrier USS Ronald Reagan (CVN 76), stands by with a mooring line in hand as 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. Ronald Reagan, the flagship of CSG 5, provides a combat-ready force that protects and defends the collective maritime interests of its allies and partners in the Indo-Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist 2nd Class (SW/AW) Kenneth Abbate/Released)