https://www.seattletimes.com/business/boeing-aerospace/explosive-text-messages-reveal-boeing-knew-of-mcas-aggression-in-2016-and-misled-faa/ https://www.seattle

https://www.seattletimes.com/business/boeing-aerospace/explosive-text-messages-reveal-boeing-knew-of-mcas-aggression-in-2016-and-misled-faa/ https://www.seattletimes.com/business/boeing-aerospace/explo... This source says text messages. Thought I saw instant messages somewhere else.