Air Force officials have not linked the NGAD review to a larger force structure study that affects the B-21, changes could arise from a host of pending reviews.
Readers write about another Donald Trump presidency and U.S. Air Force Safety Investigation Board reports. Plus: Behind the scenes in Abu Dhabi and Washington.
When the U.S. Army began developing a utility helicopter in the 1960s, it faced the unenviable task of replacing arguably the most storied rotorcraft to date.