Many things can be true. They probably have nothing to do with each other. The FAA is trying to show that they're being a good watch dog.

But where there's smoke there's likely fire and there have been a multitude of regulatory concerns at Boeing and an even greater multitude of production quality issues, not just with the MAX. And there have been many articles about how the FAA shirked its duties.

After a while, you stop trusting that your baby won't just throw their toy on the ground as soon as you give it to them, and you just stop giving them the toy.