Health Tips Army Staff Sgt. Chasidy Tenison, assigned to the hospital ship USNS Comfort, discusses tips on disease prevention at a temporary medical treatment site in St. George's, Grenada, Sept. 19, 2019. SHARE: Download: Full Size (1.91 MB) Tags: army, navy Credit: Navy Petty Officer 2nd Class Julio Martinez Martinez VIRIN: 190919-N-AM903-1002Y.JPG Photo Gallery