us. richard, we've talked a lot about this indonesian radar issue. they've been very quiet, all 17 countries have responded; but not them. go ahead. >> a.p. reported on march the 17th that indonesia military said they had no trace of mh370 on the night. and not only that, indonesia said they've handed over all the data requested to malaysia. so, although they have been very quiet, i think we have to agree they've not exactly been at the forefront of this, they have said they have no trace of mh370, which does lend credence to this idea of going around the northern part. >> all right, let me ask you, les, you have talked about mechanical error causing this. what would explain a flight path where it goes over, instead of just dropping down, goes up around radar space specifically, then goes down, that is not human intent? >> what richard said, that may