investigation looks at all of the above i do think when you see the weather looked like this, and you see an event was taking place and it was close to that airport, the pilot s incentive to go down as low as he can and try to get the president there is certainly something that can t be ignored. the presidential aircraft in any country is going to one assumes it s going to be pretty well maintained. the polish are capable of doing that. they have a good aviation structure. will that be looked at, maintenance? absolutely. the big issue is the recorders, how good are the recorders, how many parameters do they have. a good recorder will probably tell you more than anything else. the last we heard, bob was