Boeing Boeing HSC 435.jpg The CrucibleThumbnailsBoeing Boeing HSC 053The CrucibleThumbnailsBoeing Boeing HSC 053The CrucibleThumbnailsBoeing Boeing HSC 053The CrucibleThumbnailsBoeing Boeing HSC 053

Kelly D. Felthous and Ryan Farley. Photo by T. Charles Erickson.