to the brain. those things help. she was talking when she got to the hospital, details that we're hearing, candy. she was able to communicate when she got to the hospital, very good sign there and then certainly what dr. rhee said immediately after the operation that she was able to follow commands very important as well. so it is possible. it varies from patient to patient, injury to injury, but it happens, especially in a civilian setting as opposed to a war zone setting. >> and tell me the second doctor talked about the long road ahead. what do you watch for -- this is a critical time, it would seem to me, when a lot can go wrong and then maybe later you think okay, there's survivability and what's ahead so what is ahead. >> it's a very good point, candy. you're short of talking about the binary, is a patient going to be able to survive or not but in the longer run, it is more about sort of function. i just want to show you quickly if i can, candy, on our brain model here. first of all talking about that