CNN At This Hour With Berman and Michaela March 20, 2014 15:54:00
They failed. they were plugging in the wrong numbers. they weren't calculating it right. they spent two years looking in the wrong stretch. they recalculated using a new kind of math and found it within a week. >> besides being great at math, what do they need? i mean, what kind of equipment will they use? are we talking submarines, explorer vessels? >> in air france 447 they were able to use for the first time a new kind of high-tech underwater autonomous vehicle, basically a robot sub that could on its own navigate under water, go along a straight line and when they get to a mountain range -...