Northrop Grumman Newport News lowered the upper bow unit of the George H.W. Bush (CVN 77) aircraft carrier into place Mar. 15. The placement of this 780-ton bow section completes the flight deck, and brings CVN 77 to its full length with construction now approximately 60 percent complete. The Navy awarded Northrop Grumman Newport News the construction contract for the tenth and final Nimitz-class carrier in January 2001. CVN 77 was named in honor of the 41st President, George H. W. Bush in a December 2002 ceremony. The carrier's keel was laid in September 2003. CVN 77 is on track to be christened in October 2006 and commissioned in late 2008. “This was the tenth and final upper bow assembly for the Nimitz class,” said Capt.