The F-35 joint program office confirmed this week that a Defense Acquisition Board slated for early December "did not happen." Spokesman Joe DellaVedova did not say when the later DAB would occur, but said program officials are meeting regularly with Pentagon acquisition chief Ellen Lord and Deputy Defense Secretary Pat Shanahan to discuss a range of topics across the program. Inside the Air Force previously reported the review was likely to be delayed after Lord told reporters Dec. 2 that...