Royal Australian MH60R helo conducts submarine-tracking exercises

Globally deployed #MH60R helo conducts submarine-tracking exercises | video via @Australian_Navy https://t.co/9SzbGHZYJY #SeoulADEX http://pic.twitter.com/Hoaja8rtBt

— Lockheed Martin (@LockheedMartin) October 20, 2017

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