FAA finalizes inspection directive on Boeing 737 MAX planes

WASHINGTON (Reuters) - The Federal Aviation Administration (FAA) on Wednesday finalized a directive requiring airlines to complete inspections on a key component that could make Boeing 737 MAX airplanes vulnerable to interference from high-power radio frequency transmitters before returning to service.Boeing Co in December issued a service bulletin that disclosed procedures for detailed inspections and repairs or replacement if needed for panels on top of the engine housing that may not ensure..