Supply Transfer Sailors look out from an MH-60S Seahawk helicopter as they transfer supplies from the hospital ship USNS Comfort to temporary medical treatment sites in Costa Rica, July 21, 2019. SHARE: Download: Full Size (1.43 MB) Tags: Navy, Humanitarian Aid Credit: Navy Petty Officer 2nd Class Nall Morgan VIRIN: 190721-N-IA905-1180A.JPG Photo Gallery