Malaysia flight MH370: Pursuing those pulses (44)

BBC 2014.04.06 19:37
A towed ping locator can be lowered deep into the water to search for any signal from the flight recorder MH370 mystery The search for the missing Malaysia Airlines flight is focused on two areas of the Indian Ocean where possible "black box" signals have been detected. The BBC's Nick Childs looks at how reports are being investigated. There are multiple cautions, caveats, and questions.
RECORDER, BEACON, OCEAN, LOCATOR, PING, SIGNAL, Boeing, MY, Australia, India, China, USA, United Kingdom, France