Petty Officer 1st Class Joshua Shaffer, an aviation maintenance technician at Sector Columbia River, operates a borescope camera inside the tale gear box of an MH-60 Jayhawk helicopter inside the helicopter hanger at the sector's base in Warrenton, Ore., March 19, 2018.
The helicopter was temporarily out of service as preventive maintenance was conducted by the crew.
U.S. Coast Guard photo by Petty Officer 1st Class Levi Read.
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