Dummy Duty Navy Seaman Dyllon R. Canady makes an incision to the neck of a dummy patient during a mentorship event aboard the hospital ship USNS Mercy in the Pacific Ocean, March 9, 2018. Navy photo by Petty Officer 2nd Class Kelsey L. Adams SHARE IMAGE: Download Image: Full Size (1.58 MB) Photo By: PO2 Kelsey L. Adams VIRIN: 180309-N-RM689-0114C.JPG Photo Gallery