"Boeing Stock Plummets Amid FAA Investigation and Market Value Erosion"

Boeing shares have plummeted by 20% following an Alaska Airlines mid-air incident, prompting Wells Fargo to downgrade the stock and issue a report warning of potential FAA scrutiny. The FAA has completed inspections of 40 Boeing 737 MAX 9 airplanes, a crucial step toward potentially ungrounding the planes, but concerns about Boeing's production processes persist. The incident has reignited safety worries about Boeing's MAX jets, leading to flight cancellations and grounding of 171 MAX 9 planes. Boeing has named a retired US Navy admiral to advise the CEO on improving quality control, and ongoing investigations could increase pressure for management changes.