afghanistan that it won't slide back into becoming a haven for terrorists? >> reporter: well, i don't have a crystal ball. i think that right now the debate surrounding afghanistan is presented as either we get up and leave immediately because there's no chance at a positive outcome. or we stay basically indefinitely and do, quote/unquote, whatever it takes for as long as it takes. and what i said last year, i will repeat, which is we have a vital national interest in making sure that afghanistan is not used as a base to launch terrorist attacks. >> reporter: the real work begins now as these leaders head