DAYTON, OH -- The Air Force's XQ-58A Valkyrie and Skyborg unmanned aerial vehicle capabilities are among the service's first vanguard programs, a new concept introduced in the 2030 Science and Technology Strategy, according to the chief of Air Combat Command. "Part of what we’re doing with [XQ-58A Valkyrie] is to set the stage and begin experimenting with what the lab is calling vanguard programs," ACC chief James Holmes told reporters yesterday at the Air Force’s Life-Cycle Industry Day in Dayton,...