what they did in the disappearance of the malaysian plane. they look at everybody. you have to collect everything. it's like bringing everything into the barn and throw out what you don't need. >> how difficult is that, especially knowing these are the badlands of the sinai e peninsula, that this someone who bribed someone to get on the plane and toss the bomb on there or an inside r at the airport wo clearly could just place the bomb. >> the theory is plausible and easy if you go through the steps. the biggest component would be finding somebody willing. when you look at the factors from the beginning where the point of origin was, where it's going, we're getting well beyond this could be some kind of coinciden coincidence. we're get iting in the 90% territory at this point. we can start speaking about it in that way. certainly it would be dereliction of duty not to treat this as toe it were a terrorist