US to advance target date for F-35 use

The U.S. Air Force plans to start operational use of Lockheed Martin Corp.-built F-35 fighter jets in mid-2016, a year earlier than planned, using a similar software package as the Marine Corps, according to two sources familiar with the plans.

The Air Force’s decision to accelerate its introduction with a slightly less capable version of the F-35 software package means the planes will carry fewer weapons at first, although the software will later be upgraded to the final version, said the sources on May 20, who were not authorized to speak publicly.

Air Force spokeswoman Ann Stefanek said a final decision had not been made and declined to comment further. A spokesman for the Pentagon’s F-35 program office declined to comment.

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