https://www.newsweek.com/john-barnett-boeing-whistleblower-p...
https://www.newsweek.com/john-barnett-boeing-whistleblower-p...
But I may have missed any further developments to actually verify that his family had been told something similar.
Between that and the 30 some whistleblowers in the last 5 years that two died close to one another isn't all that damning.
https://www.cbsnews.com/news/john-barnett-boeing-whistleblow...
You have not, his family thinks he killed himself, but blames Boeing for making his life awful for several years.
As a paramedic, I'd take this with a grain of salt: I have been on calls for a non-trivial number of patients who've sworn black and blue that they're "no longer suicidal", "no longer a threat", "if anything happens to me, it wasn't suicide" who, you guessed it, went on to attempt or commit suicide in very short order.