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A Royal Australian Navy sailor aboard the Hobart-class air warfare destroyer HMAS Sydney (DDG 42) launches an MH-60R Sea Hawk from Helicopter Maritime Strike Squadron (HSM) 35, attached to the guided-missile destroyer USS John Finn (DDG 113). John Finn and Sydney conducted a Group Sail in the waters off the coast of Southern California, March 31 and April 1, to improve their collaborative partnership, combined lethality exercises, and interoperability.