CNN CNN Newsroom April 14, 2014 14:06:00
Images might look like. i want to put them up on the screen and have you take us through them. so what are we seeing? >> what you see is almost like -- it's called a swath from the side scan but it's almost like a highway. you have an image on the left,en an image on the right and a center hope area where you have no data in the middle. that's called the nader gap. what happens is the way the system has to work is it has to do what we call mowing the lawn. it will go forward, take data. it will come back and overlap the swath so you can fill in all the data. the thing about the bluefin and is ...