we did learn is -- and this is a "new york times" report reporting, boeing decided that pilots did not need to be informed about the change the flight control system. if this was the problem, had they known, they could have operated this plane differently? >> welcome a more training is always better than last training for pilots. we have to understand how those systems work and how do i override those systems and understand how a system have failed or behaving properly. there can be a period of confusion if you have not received the proper training in that particular system. but really, the solution, if that occurs for a pilot, is to simply disconnect the system. shut it down. >> sandra: here is former faa safety inspector for this. we don't have that tonight. but i want to tell you what he said because we are obviously