
Lockheed Martin [LMT] said on Sept. 26 that its Skunk Works division in Palmdale, Calif., and the U.S. Air Force have conducted first flight of avionics upgrades for the U-2 reconnaissance plane under a $50 million Avionics Technical Refresh (ATR) contract awarded to Lockheed Martin in 2020. "During this mission the aircraft successfully performed a low-altitude functional check flight to integrate new avionics, cabling and software," Lockheed Martin said on Sept. 26. The company said that the ATR flight tested…