GOLDEN, Colo. -- In a milestone for the $7 billion cleanup at Rocky Flats, crews have finished removing more than 12 tons of weapons-grade plutonium from the former nuclear weapons site, Energy Secretary Spencer Abraham said Tuesday. The 6,000-acre site (pictured, left) 15 miles northwest of Denver is slated to become a national wildlife refuge after the cleanup project ends in 2006. "Rocky Flats helped the United States win the Cold War and it is no longer in the nuclear weapons business," Abraham said in a statement issued in Washington. The removal of the plutonium from the site was finished...