CNN Anderson Cooper 360 April 19, 2014 00:31:00
Locater transmitters. they're different of course from the data recorders. now those elts are designed to transmit the plane's location from the emergency satellite. and it does that when it is triggered by a crash or contact with the water. but the source was puzzled over why they appear to have not activated. or if they did activate why they were not picked up by the satellite. again raising more questions, did they not activate because they did not work or perhaps the plane did not have a hard impact. if it sank slowly that might not trigger them. again, more questions, anderson, not answer...