The Federal Aviation Administration announced Friday it is investigating the use of titanium for components in some Boeing and Airbus jets, as the material was possibly sold with false documentation verifying its authenticity. The investigation was announced after a New York Times report Friday, which indicated that Spirit AeroSystems, which provides fuselages for Boeing and wings for Airbus and the FAA, used falsified documents. In a statement provided to NewsNation, the FAA said it is...