it had just in fact enteredee gypion air space. conditions were fairly clear at the time. might not have been. a major factor. so what was the major factor in this? let's bring in matt olsen. matt, you hear the sort of news that a plane at cruising altitude which içs supposed toe the safest point disappears out of the air and you think what? >> yeah, well we don't know exactly yet what the cause was, of course. but given what we do know that this was a plane taking off from egypt that, it was destined for paris, france, you have to consider the possibility. >> or the other way around. just wanted to clarify. go there was terrorism involved. given this part of the world and given what's going on in egypt that this has to be part of the consideration here. >> even though in that thinking, even though it was a plane that took off from paris, we know the cairo and egyptian authorities have had some issues when it comes to security because the russian airliner crashed last fall, the fake hijacking that took place this spring. even though this was a plane that took off from pa