 Very transparently, the fact that one employee could not fill out one piece of paperwork in this condition and could result in an accident was shocking to all of us. At Boeing 737 MAX 9, making more than 150 flights before that door plug flew off 16,000 feet in the air. And David, tonight Boeing has apologized to the NTSB, saying that it deeply regrets that some of the comments overstepped the NTSB's role.