CNN CNN Newsroom With Fredricka Whitfield August 1, 2015 16:03:00
Sang anxious for for an answer. thank you for that. let's bring in safety analyst, former faa accident investigator and author of "why planes crash" and author of special projects in massachusetts. david, to you first, why has it taken more than 18 months do you think for any piece of this plain if it is indeed from mh370 to be found? >> well randy, it's a long way, it's over thousands of miles. and the ocean currents even though they move steadily they move slowly and not always in a straight line. so in fact i think early on some of the australian scientists predicted this is about the win...