NORFOLK (Jan. 5, 2011)--Electronics Technician Seaman Lee Adler, right, hands a tool bag to Electronics Technician 3rd Class Daniel Trahan prior to repairing the stern light on top of the rudder aboard the Los Angeles-class attack submarine USS Newport News (SSN 750). The stern light helps other ships avoid collision with the sub when operating on the surface (U.S. Navy photo by Mass Communication Specialist 1st Class Todd A. Schaffer/Released)