john carl of ab c asked a lot of tough questions, he didn't get called on. the press has a list from press secretary. he calls on who he wants, next press conference i plan on asking a tough question. >> thanks ed merry christmas. also now fbi has gathered enough information to conclude north korea is responsible for that hacking at sony. what do we know. >> the language in this fbi statement is carefully crafted. while stating there is enough evidence, it stopped short data malware north korea has used in the past. there's also significant overlap between several i.p. or internet protocol addresses and north korean entities. the sony hack bears striking similarities to an attack last year against south korean banks