A United Airlines Boeing 737 Max 9 aircraft lands at San Francisco International Airport on March 13, 2019 in Burlingame, California.Justin Sullivan | Getty ImagesUnited Airlines is set to take delivery of a 737 Max from Boeing as early as Tuesday, becoming the first carrier to receive one of the planes since regulators lifted a grounding order last month after nearly two years.The Federal Aviation Administration in mid-November lifted their flight ban on the planes, ending the protracted grounding prompted by two crashes in 2018 and 2019 that killed all 346 people on board the flights. The milestone cleared the path for Boeing to resume deliveries to …
