U.S. Air Force Lockheed Martin F-35 Lightning stealth fighter flies over the San Francisco Bay in San Francisco, California on October 13, 2019. (Photo by Yichuan Cao/NurPhoto via Getty Images)
U.S. Air Force Lockheed Martin F-35 Lightning stealth fighter flies over the San Francisco Bay in San Francisco, California on October 13, 2019. (Photo by Yichuan Cao/NurPhoto via Getty Images)