let's talk about this with christopher kobe's following the story for us christopher just how important first of all is the seven three seven max for boeing it's hard to understate the importance of the seven through seven max for boeing it is a new generation of boeing's very successful seventy seven series which has been around for over fifty years it is extremely extremely well it's very well known and the seven seventy seven max features a new engine design which is said to be more fuel efficient which is very important to airlines these days and it has a backlog at boeing of about fifty five thousand orders that is by far more than any other plane in. offering for that matter so if there's something systematically wrong with this very very important product boeing has a huge problems at the end but how could that happen with something so new and and so important for the alliance how could that happen so early on. well that is the big question and i mean we must not jump to conclusions so far as to whether this most recent crash. has the same cause as the one we saw in october of th