Operations Specialist 3rd Class Eric Castillo plots course markings on a digital dead reckoning tracer in the combat information

110209-N-9094S-020
PACIFIC OCEAN (Feb. 9, 2011) Operations Specialist 3rd Class Eric Castillo plots course markings on a digital dead reckoning tracer in the combat information center aboard the U.S. 7th Fleet command ship USS Blue Ridge (LCC 19). Blue Ridge serves under Commander, Expeditionary Strike Group (ESG) 7/Task Force (CTF) 76, the Navy's only forward deployed amphibious force. (U.S. Navy photo by Mass Communication Specialist 3rd Class Brian A. Stone/Released)

110209-N-9094S-020
 PACIFIC OCEAN (Feb. 9, 2011) Operations Specialist 3rd Class Eric Castillo plots course markings on a digital dead reckoning tracer in the combat information center aboard the U.S. 7th Fleet command ship USS Blue Ridge (LCC 19). Blue Ridge serves under Commander, Expeditionary Strike Group (ESG) 7/Task Force (CTF) 76, the Navy's only forward deployed amphibious force. (U.S. Navy photo by Mass Communication Specialist 3rd Class Brian A. Stone/Released)