In this Feb. 5, 2020, file photo, an executive with Lockheed Martin's Air Superiority Programs explains the capabilities of the F-21 fighter jet at the DefExpo in Lucknow, India. (AP Photo/Rajesh Kumar Singh, File) **FILE**
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In this Feb. 5, 2020, file photo, an executive with Lockheed Martin's Air Superiority Programs explains the capabilities of the F-21 fighter jet at the DefExpo in Lucknow, India. (AP Photo/Rajesh Kumar Singh, File) **FILE**
