https://www.bbc.com/news/business-68534703

[[ John Barnett had worked for Boeing for 32 years, until his retirement in 2017.

In the days before his death, he had been giving evidence in a whistleblower lawsuit against the company. ]]

It may not be a foul play. But given the deep corruption in #Boeing leading to hundreds of people dead and fortunes of some very rich and connected people are at stake, it can't be ruled out.