alive tonight. one week later, hospital officials say all of them appear likely to survive. we know the injuries they suffered in the bombing, witnessed it at the scene. limbs severed, shrapnel wounds. to see the streets of boston's back bay, forgive me, literally washed in blood, and to have nobody else die other than three people killed instantly, that is a miracle. that's a tribute to boston's world class medical care, to emts who triaged at the scene and distributed wounded among the level one trauma centers so no one center would be overwhelmed. a tribute to doctors and nurses who on days off flooded to work when they heard the first reports. many have been in operating rooms ever since, operating in some cases on the same patient two or three times. amputations are not one operation deals, they're complicated, multipart surgeries