>> let's bring in alistair rosenshine, former ploet ailot consultant. thank you. we want to thank you for being here with us. alistair, i'll start with you. i think the first question a lot of people are wondering is should i get on a plane and should commercial airplanes be flying over conflict zones? >> well, airlines, first of all, let me say it is safe to fly on airlines and i wouldn't hesitate to get on board one myself right now. is it safe to fly over conflict zones? very good question. over most conflict zones it is surprisingly, even though people may find this difficult to accept, but it is safe to fly at high altitudes over most conflict zones. but conflict zones where aircraft are being shot down, clearly is not. and that will remain the case forever more. whether or not airlines should in the future be equipped with some sort of gadgets to defend themselves against missiles, i don't believe there is any such technology that is, you know, economically or feasible to fit to airliners. i wouldn't hesitate to fly airliners today in the world, clearly not o