Travel Southwest pilots sue Boeing over 737 Max grounding, say plane maker ‘deliberately’ misled October 7, 2019October 8, 2019 Dawn Gilbertson, USA TODAY Comments Off on Southwest pilots sue Boeing over 737 Max grounding, say plane maker ‘deliberately’ misled The Southwest Airlines Pilots Association says its 9,900 members have lost about $115 million due to flight cuts caused by the Max grounding.