Military ships operate in formation in the South China Sea. - stock photo

South China Sea, February 15, 2010 - The aircraft carrier USS Nimitz (CVN-68), the guided-missile cruiser USS Chosin (CG-65), the guided-missile destroyers USS Sampson (DDG-102) and USS Pinckney (DDG-91), and the guided-missile frigate USS Rentz (FFG-46) operate in formation in the South China Sea. The Nimitz Carrier Strike Group is conducting operations in the U.S. 7th Fleet area of responsibility.