In the past, we have done validation of aircraft certified by the United States or the Europeans, and we have validated their certification. There's no question that after the Max 8 tragedies and the recognition that there were some problems there, that we're re-evaluating how we do validation of certification so that we give a more critical look at it and subject that certification process to a much higher scrutiny.
On March 12th, 2020. See this statement in context.