they rely on the best information possible but are invariably incomplete and the one wild card speaking to a number of officials, woman, tlf vladimir putin. some are saying it was a snap judgment by him so difficult to predict. >> the chairman of the house intelligence committee wants a full-scale investigation to learn lessons to see if there were intelligence failures. >> no question. we were talking about that last week. we heard this consistently from u.s. officials. it was their assessment last week up until really the final days and hours that russia was not going to go in, go across that boarder in numbers. >> reminds me of the intelligence failure leading up to the iraqi invasion of kuwait back in 1990 when the intelligence estimate was the iraqis threatened the border but wouldn't move into a fellow arab country. of course we know operation desert shield and operation desert storm resulted as a result of what the iraqis did then. there was an intelligence failure. we'll see what happens here. >> unfortunately a relatively long list.