TUG BOAT PUSHING Tug boats assist the Nimitz-class aircraft carrier USS Ronald Reagan as the ship pulls into Agana Harbor off the coast of Guam in the Pacific Ocean, July 6, 2008. The USS Ronald Reagan is on a scheduled port visit to the city. The Ronald Reagan Carrier Strike Group is on a routine deployment in the U.S. 7th Fleet area of responsibility. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 697080-J-WKO15-849.jpg Photo Gallery