Latest developments

- The Pentagon on Saturday dubbed the U.S. military's increased role in homeland defense and support for civil authorities "Operation Noble Eagle." The operation includes Navy ships protecting both Coasts; fighter overflights protecting airspace over the Northeast Corridor; and the call-up of 35,000 reserve troops to aid with those missions and assisting in recovery efforts in New York and Washington.

- Officials in New York raised the number of people unaccounted for after Tuesday's destruction of the World Trade Center to 4,972, about 200 higher than previous estimates. New York firefighters -- who suffered heavy casualties in the attacks on the World Trade Center -- held services for three of their slain comrades, including Fire Chief Pete Ganci.