From MarineLink.com:For the rest of the story, go to http://www.marinelink.com/Story/Northrop+Grumman+Completes+Main+Mast+Installation+On+USS+Carl+Vinson-206094.html
quote:
Northrop Grumman completed a significant work performance milestone on the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70) with the installation of the final section of the ship's main mast. Photo by Chris Oxley