The former leader of the F-35 joint program office said Thursday that while he thinks the program's decision to transition to a continuous software development and delivery framework for Block 4 modernization was a good one, he has some concern about how that capability will be integrated across the fleet. Christopher Bogdan, who led the Pentagon's largest development effort from 2012 to 2017, said during a Nov. 29 Association of Old Crows conference that before he left his post, the...