a and, david, this is a part called the leading edge slat on the wing. what does this do exactly? >> it's part of the secondary flight control and what it does is reshapes the wing allowing it to flow at a lower altitude or lower speed and like during takeoff or landing so that the wing allows the pilot to have more control over the aircraft. that's really what this slat does on the front of the wing. >> the "new york times" did this expose recently of a -- of the boeing plant in south carolina that made the dreamliner. a whistleblower exposed shoddy manufacturing processes there. when you're looking at boeing now, this company, companywide, does it have an endemic problem with the way it's building airplanes and quality control? >> you know, i think it's too early to say that. i did inspections on aircraft manufacturing companies and airlines for 18 years with the faa. it's not uncommon to find