One of the newest and most iconic aircraft made by Lockheed Martin is the F-35 Lightning II. This fifth generation fighter jet has only entered service within the last decade.

The Pentagon is withholding $5 million from Lockheed Martin for each new F-35 fighter jet that isn’t loaded with the full upgrade of the latest version of the jet.

U.S. President Donald Trump's vision of a new, twin-engine version of Lockheed Martin's F-35 fighter jet may need to be scaled back due to cost and engineering realities, according to two people ...