richard, they are absolutely in control of the command of their aircraft. they can take the advice of air traffic controllers or they cannot. but we do not know whether there was any response from the cockpit, and if there was, why that was or why he continued this clearly lethal approach in this very bad weather. so, richard, this tupolov 154, does it have the avionics so it can land automatically, or would it be completely under the control of the pilot and that s the only option here? we just don t know at this point. we don t know for a variety of reasons. firstly, we don t know what might have been retro fitted onto this particular aircraft. it s a fair bet that we do know that smolensk airport in russia does not have a full ils landing system, so the landing system would have been a full auto landing even if that would have been available on the aircraft. what i m told is that particular airport does not have that capacity. and as you can understand,