braithwaite, director of transport systems, cranfield university. there is another point in dave carroll who in's addressed his employees, he became somewhat emotional, and said he has children and grandchildren and noted that the worst affected person in this flight was a child who had his shirt one. —— dave calhoun. what you think this speech will do to reassure customers and investors? i speech will do to reassure customers and investors?— and investors? i think we have seen and investors? i think we have seen a big difference _ and investors? i think we have seen a big difference in _ and investors? i think we have seen a big difference in how— and investors? i think we have seen a big difference in how boeing - a big difference in how boeing reacted to this event than it did when we have first two accidents. there is clearly acknowledgement that there is a problem to be solved, and there is also some humility, and you saw that in dave calhoun's reaction. that is incredibly important here. that openness is what gets aviation safety to the very high levels we