and so everyone is on alert. >> dick clarke, you heard the dire warnings. yet, president obama said the other night at a fund raiser, that we're in much less danger than 20 or 30 years ago. which is it? >> well, i think he's wrong. we're much more capable of defending ourselves now. we have the department of homeland security. a lot of resources going into counterterrorism. but the threat has also increased. i think the threat has increased more than the defenses. this new group. isis, is highly capable. it has a lot of money. it has people from many, many countries. our fear is it may have people in its ranks that we don't know about. we have the names of thousands of people and we can stop them if they try to get into this country. if we don't know their names, we don't know they're involved, they can get in. >> jane, when you were at homeland, you knew the names of many of those people on the watch list. just tagging on to what dick said there, how many were -- where there 80% you worried about? how many so called clean skins, people who could get in wit