By the FAA’s own analysis, the risk posed by the MAX was immense. A crash might happen every two to three years. There still wasn’t any serious consideration given to grounding the planes, according to agency specialists informed of the discussions. The reason was clear enough: This wasn’t something as important as a battery fire at Logan, on American soil. It was an accident in Indonesia. No Americans were killed. The pilots were foreign. It had vanished from the headlines.