China clears Boeing 737 Max to fly again

China Southern Airlines Boeing 737 Max airplanes at Urumqi Diwopu Interational Airport in Urumqi in western China's Xinjiang Uyghur Autonomous Region, on April 21, 2021. (Mark Schiefelbein / AP) China Southern Airlines Boeing 737 Max airplanes at Urumqi Diwopu Interational Airport in Urumqi in western China's Xinjiang Uyghur Autonomous Region, on April 21, 2021. (Mark Schiefelbein / AP)