The National Transportation Safety Board warned that certain CFM engines installed in some Boeing 737 Max jets may feed smoke into the cockpit or cabin after a bird strike.

The recommendations were inspired by two incidents on Southwest Airlines flights, when engines malfunctioned after bird strikes and poured smoke into the cabins.

The National Transportation and Safety Board (NTSB) has issued an urgent safety recommendation to modify jet engines on Boeing 737 Max airplanes. This comes after a Southwest Airlines flight experienc