2 sailors were injured in a shooting near Maryland’s Fort Detrick. Here’s what we know Of the two sailors injured in a shooting Tuesday near a military installation in Frederick, Maryland, one remains in the hospital and one has been released, authorities said. US Navy Hospitalman Casey Nutt, 26, was released from a trauma center on Tuesday night, and Hospital Corpsman 1st Class Carlos Portugal, 36, remains at the trauma center in critical condition, according to a press release Wednesday from local and federal authorities. Both victims were taken from the scene by helicopter, police said. The Navy identified the gunman as Fantahun Girma Woldesenbet, a Navy hospital corpsman who was fatally shot by police. Fort Detrick officials told CNN he was posted at that installation.