NTSB issues urgent safety warnings on Boeing and Airbus engine risks

The NTSB urges quick modifications to Boeing 737 Max engines to prevent smoke filling the cabin after bird strikes, due to a safety feature that can inadvertently release oil and cause smoke. The issue has prompted Boeing, CFM, and regulators to work on software updates and safety measures, following incidents involving Southwest Airlines planes. The problem highlights ongoing safety concerns with the 737 Max model, which has a history of issues including deadly crashes.