deal with the terrorist threat, you've got to do it before they get to the airport. >> stahl: but kip hawley at t.s.a. says we have to do both: intelligence work and screening at the airports. you have said some alarming things to us today. you've said, "america is under attack." >> hawley: it is. >> stahl: you've said, "they're out to kill us." >> hawley: they are. >> stahl: some people will say that you're saying those things to scare us and to justify all the things that t.s.a. does. >> hawley: not true. >> stahl: that what you do at the checkpoints is not really making us safer; it's just making us feel safer. it's almost like theater. >> hawley: yeah, this isn't theater. this is war. we understand the american public doesn't have 9/11 in the front of their mind. but it's why the t.s.a. was created: to never forget. and that's what we do every day, every shift, every checkpoint is never forget. and it's our pledge to the public and our commitment to ourselves-- stop those attacks. >> good evening. the government says the cash for clunkers program will end this weekend unless the senate a