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The Boston Globe

Business

Bluefin robot joins search for missing Malaysian plane

A Massachusetts-built robotic submarine has begun cruising thousands of feet beneath the Indian Ocean in search of missing Malaysia Airlines Flight 370.

The Bluefin-21 robot, made by Bluefin Robotics Inc. of Quincy, is using sonar to scour the ocean floor for the Boeing 777 aircraft, which went missing on March 7.

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