U.S. Navy sailors on the flight deck of the hospital ship USNS Mercy secure a cargo sling to an SH-60S Seahawk from Helicopter Sea Combat Squadron 25 during an underway replenishment in the Solomon Sea, June 26, 2015. The Mercy was participating in Pacific Partnership 2015. U.S. Navy sailors on the flight deck of the hospital ship USNS Mercy secure a cargo sling to an SH-60S Seahawk from Helicopter Sea Combat Squadron 25 during an underway replenishment in the Solomon Sea, June 26, 2015. The Mercy was participating in Pacific Partnership 2015. SHARE: Download: Full Size (1.751035 MB) Tags: photo essays Credit: VIRIN: 449592-E-PDB15-189.jpg Photo Gallery