CNN CNN Newsroom April 26, 2014 15:37:00
Because ping two hadded high -- had the highest amplitude. in order to actually locate it, then you have to triangulate it and go across the area a number of times. clearly, the signal didn't last that long. we're looking at an area over 10 million square miles. we're now back into the area. i think it's a process of elimination. when you put the bluefin in the water, it takes a long time to make absolutely 100% sure that the area they're looking at has been looked at. it's been looked at again and therefore can be eliminated before they move onto the next event. so i think the strategy is abs...