Black Box Locator Is Days Away from New Search Zone

It's a race against time, as this Australian ship is fitted with a high tech black box locator supplied by the US navy. The towed pinger locator, as its known, uses its highly sensitive listening equipment to detect any ultrasonic signals—"pings"—emitted from aircraft flight recorders. It's hoped it will be able to find the black box from the Malaysia airlines jet, which disappeared on March 8th. Pulled underwater behind a ship, the locator operates from a depth of about 6,000 metres.

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