Boeing apparently had used some counterfeit titanium in their planes. FAA working on how it got into the supply chain. Said falsified paperwork most likely culprit. US manafacture says they perform many tests on the materials to ensure it's integrity.
Boeing and Airbus may have used 'counterfeit' titanium in planes, FAA says
Boeing and Airbus may have used 'counterfeit' titanium in planes, FAA says