difficult and it's particularly overloaded with his family because he knows that they love him and he has difficultly responding and is even overwhelmed by that much love. >> cnn's barbara starr reported that according to an official, private bergdahl who was promoted to sergeant is being asked to be recognized as a private, the rank he knew when he went missing. he didn't know that he had been promoted in his absence. what do you make of that? >> well, part of that -- actually, it's a good sign because it's an attempt by him to regain who he was. and a very hard thing for people to come to grips with is that who they were before something like this happened to them is probably pretty much gone entirely. so he has a memory of that and he's trying to regain his identity. so i see that as a very good sign. >> being kept in a small space for that long, one intelligent source told me it was like he was in a dog kennel. it can really eat away at your muscles and your bones, i would