Long Hunt For Missing Jet Looms As Pings Go SilentOptimism is fading after a week of underwater pings that may have been the black boxes of Malaysian Airlines flight 370.
More Underwater Pings Heard In Search For Missing JetAustralian official says there's hope Malaysian Airlines flight 370 wreckage may soon be found.
Search Crews Fail To Relocate Faint Sounds Heard In Indian Ocean In Hunt For Missing Malaysian Airlines FlightSearch crews hunting for the missing Malaysia Airlines jet have failed to relocate faint sounds heard deep below the southern Indian Ocean that officials said were consistent with a plane's black boxes, the head of the search operation said Tuesday.
American Navy Sonar Pinger Joins Hunt For Missing Malaysian PlaneU.S. Navy equipment being used to search for the plane's black boxes.