middle of another area of the runway there. that obviously made this fire not as intense as it possibly could have been? >> yeah, there is obviously in an aircraft like this. there are many, many sources of ignition if there is fuel leaking. you might remember the swiss air crash caused by the on board entertainment system and movies had a short, there was a short in the wiring and it caused the cabin and cockpit to fill with smoke and that caused the plane to go down. there are many different. it could have been the engine and it could have sparked the fire that consumed part of the fuselage. but the fact that the plane had the kind of landing it did and relatively intact is a testament