130129-N-QC706-002 SAN DIEGO (Jan. 29, 2013) Cmdr. Christopher J. Cavanaugh, commanding officer of the Los Angeles-class attack submarine USS Albuquerque (SSN 706), stands on the conning tower as the boat departs a scheduled six-month deployment to the western Pacific region. (U.S. Navy photo by Mass Communication Specialist 1st Class Anthony Walker/Released)