In addition to
Bend alot #4409, see web page for Committee on Transport hearings with preprepared witness testimony -
https://transportation.house.gov/com...-certification
FAA written views not very enlightening; but see video of questions and answers.
Other testimony more informative - confirming problems with safety culture and management pressure.
Relevant and striking views of HF and safety -
https://transportation.house.gov/imo...0Testimony.pdf