The Associated Press said that the robot submarine which had been sent under the water to find wreckage of MH-370 returned back to surface after completing its maximum depth.
It is said that this was the only robot submarine that had the capability to go 36,000 feet below the surface. On the other hand, James Cameron said that “there are no other submarines which go much deeper in the water”.
It goes without saying that few days back the http://edition.cnn.com/2014/04/14/world/asia/malaysia-airlines-plane/index.html?hpt=hp_c2 said that we had detected 3 signals from the Indian Ocean and it was time to launch under water operation. He told in his media briefing that we would send U.S. Navy’s Bluefin 21 into the waters for finding any possible wreckage. After 16 hours of consistent under water operation, the robot submarine has returned back to surface without finding anything from the deep water.