Redoubt response
ELMENDORF AIR FORCE BASE, Alaska -- Airman 1st Class Paul Helms, 525th Aircraft Maintenance Unit, tapes plastic wrap on an F-22 March 26, 2009. Raptors and maintenance equipment from the 525th Fighter Squadron are sheltered inside a hangar due to the ongoing eruptions of Mount Redoubt. (U.S. Air Force photo by Senior Airman Matthew Owens)