Lockheed Martin wants to be able to sell its "fifth-generation-plus" F-35s, souped up with sixth-gen tech, to friendly nations, the company's CEO said. (U.S. Air Force) ...

Lockheed Martin's CEO, James Taiclet, said he wants to improve the F-35 so it can match 80% of sixth-generation aircraft capabilities.JOHN THYS / AFP via Getty Images James Taiclet hopes to ...