CNN This Hour With Berman and Michaela March 14, 2014 15:26:00
We know how long it took them to find that wreckage. talk to us about timeline. you said you feel hopeful. do you feel like we are getting closer? instead of zeroing in on a search field, they are broadening it? >> you are right. that makes it terribly challenging. of course, the aircraft recorders are in the back of the airplane. they are equipped with pinger device that is transmit a signal that can be picked up on a sonar system. they really need to refine the search area to try to locate those pings. this could just be something we