An example is aboard the USS Nimitz . The military says the stealth fighter will be `` the most affordable , lethal , supportable and survivable aircraft ever to be used '' by so many services worldwide . The Navy plans to have the jet operational by 2020 . Variants of the F-35 are also in the works for the Air Force and Navy .
An example is aboard the USS Nimitz . The Navy plans to have the jet operational by 2020 . Variants of the F-35 are also in the works for the Air Force and Navy .