For the second time this year, a critic of safety practices related to the powerful aviation company has died.

A whistleblower who worked for Boeing supplier Spirit AeroSystems died Tuesday. Joshua Dean, who lived in Wichita, Kansas and was formerly a quality auditor for company, had an infection that came on suddenly and quickly spread,

Joshua Dean, a former quality auditor at Boeing supplier Spirit AeroSystems who had flagged safety concerns and alleged misconduct by the aircraft manufacturer, died Tuesday after a sudden and severe infection.

Joshua Dean was a quality inspector at Spirit AeroSystems, which builds the bulk of the 737 Max for Boeing, and recently died from a fast-spreading infection.

Just a couple of months ago a Boeing whistleblower was found dead, with the cause of death deemed a suicide. Now, another Boeing whistleblower is dead, this time after contracting and succumbing to a sudden illness.

Joshua Dean, a whistleblower who reported safety concerns at a parts supplier for Boeing's 737 Max jets, has died unexpectedly in an Oklahoma hospital.

Joshua Dean, one of the first whistleblowers to allege Spirit AeroSystems execs had ignored manufacturing defects on the 737 MAX, died after a sudden illness.