noting things like a stark change in public behavior, attitude, decisions. they say his mental health has changed very rapidly and recently. >> this is a different putin. he seems erratic. there is an ever-deepening delusional rendering of history. he is descending into something that i personally haven't seen before. >> the concern is not just from bush administration officials. look at president obama's ambassador to russia who says when dictators rule for decades they stop listening to advisors and become disconnected from reality and three, spend a lot of time alone and four overreach. this is exactly what has happened to putin. lawmakers are calling him delusional on capitol hill. >> to hear him put nuclear forces on high alert, i am really starting to question the