planned for the F-35 Block 3F—the planned all-up configuration for all three
services flying variants of the fighter—will migrate to the Block 4 upgrade,
Air Force F-35 integration director Maj. Gen. Jeff Harrigian explained
only hasn’t the Air Force solved the problem of how to get its fifth-generation
F-22s and F-35s talking to each other, it still hasn’t figured out whose job it
is to fix the problem, service F-35 integration director Maj. Gen. Jeff
Harrigian said Thursday.
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