Plant 42 gears up “Spirit of Pennsylvania” for next mission
A B-2 Spirit stealth bomber flies through the skies above Plant 42 in Palmdale, California, April 12, 2019. The Air Force’s B-2 fleet undergoes undergo programmed depot maintenance every nine years at the Northrop Grumman facility at Plant 42. (Photo courtesy of Alan Radecki/Northrop Grumman)

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Photo by: Alan Radecki/Northrop Grumman |  VIRIN: 200929-F-ZZ999-2002.JPG