Wildfires across California propel ash and smoke above Travis AFB
U.S. Airmen assigned to the 60th Aircraft Maintenance Squadron rest on a large-scale fire extinguisher at Travis Air Force Base, California, Sept. 9, 2020. Wildfires across California propelled ash and smoke into the troposphere, the lowest region of the atmosphere, impacting the air quality and sky color. (U.S. Air Force photo by Nicholas Pilch)

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Photo by: Nicholas Pilch 60th AMW/PA |  VIRIN: 200909-F-UO290-1070.JPG