After half a decade of trying to blow the whistle, he was finally making serious progress, as Boeing's own planes keep falling apart because of the exact same shoddy practices Barnett has been trying to tell everyone about.
Then, he inexplicably "self-inflicts" a fatal wound just as his lawsuit starts getting serious traction. This dude was straight-up murdered, and we're all going to act like that didn't happen, even though it obviously did.