FILE PHOTO: A Boeing 737 Max airplane of Brazilian airlines GOL Linhas Aereas prepares to land at Salgado Filho airport in Porto Alegre, Brazil, December 9, 2020. REUTERS/Diego Vara/File Photo
FILE PHOTO: A Boeing 737 Max airplane of Brazilian airlines GOL Linhas Aereas prepares to land at Salgado Filho airport in Porto Alegre, Brazil, December 9, 2020. REUTERS/Diego Vara/File Photo