August 2, 2017 at 6:38 pm
http://docs.wixstatic.com/ugd/a2dd91_cd5494417b644d1fa7d7aacb9295324d.pdf
This report by the US Air Force Association’s Mitchell Institute is available for download as a pdf.
Written by two veteran USAF pilots and leaders, it is a cogent and well-argued case for the B-21 and, secondly, the F-35.