Sen. Richard Blumenthal said administration officials aren't providing basic information to Congress on looming plans for massive changes.
Air Force officials regret not getting data rights to the F-35, which has slowed repairs, and promised not to make the same mistake on the F-47.
Advocates hope to restart momentum in Congress this year on the Major Richard Star Act.
Congress last year passed legislation designed to simplify the process for veterans seeking medical help outside the VA health care system.
