Obstruction Ops Navy Chief Petty Officer Chris Farmer digs a hole with a hydraulic drill on an obstruction in a channel by the Sapwuahfik Atoll of Micronesia, Oct. 18, 2019, during Triggerfish 2019, a mission to conduct hydrographic surveys and clear hazards to navigation around Micronesia to support a free and open Indo-Pacific. SHARE IMAGE: Download Image: Full Size (1.15 MB) Tags: navy, indo-pacific, triggerfish 19 Photo By: Navy Petty Officer 2nd Class Omar Powell VIRIN: 191018-N-SS432-0175Y.JPG Photo Gallery