. >> cook county sheriff tom dart commands the task force in the field. he says that part of his job includes changing the public's misperception about the girls and young women who work the streets of chicago. >> every single one of these girls at one point was someone's little child, at one point was held in someone's arms and thought, you know, this child's going to be something. at one point, that child actually thought when they were in kindergarten, first grade, that they were going to be something. these are real humans that are no different from our children, and the reason that they're doing what they're doing now has a long history, and it's an ugly history, and people need to understand that. >> or the, are you okay now? >> the task force in cook county is one of the more aggressive local law enforcement efforts aimed at both rescuing trafficked women and arresting the traffickers and johns who exploit them. >> what's going on with the hotels? are we good? >> special operations commander mike anton takes the lead on today's investigation. >> wh

in 2010, sheriff tom dart dramatically raised the stakes for the buyers of sex. >> we try to bring as much publicity as we can to it. we raise all the fees and fines. we're taking their cars from them and then we're charging them this outrageous fee to get it back. so it will be very unpleasant, in addition to having a criminal record and the rest of it. >> we're basically going to pick up johns. we have two undercover police officers on the corner. >> today officer jim will be the eyeball responsible for the safety of the female undercovers. >> i'm just going to sit across the street from where they're at. as soon as they make a deal with whoever the john is for a sex act, i'll take the takedown cars that it's a go for them to arrest the car. >> are they out? >> yeah. 10-4. >> in front of the gas station? >> she's south of dickens right now. >> okay. 10-4. >> sergeant ray, a 20-year veteran, will take the lead in the command car. >> we're just south of o'hare, so there's people getting off work, you know, a lot of workers all day and night. a lot of customers coming through. >> we us

tom kierein to see what kind of day we'll have. >> the humidity increased overnight. we have dense fog that has form the deer will dart in front of you. use the low beams. high beams, all you do is illuminate fog. most locations hovering around 60 degrees in prince george's and montgomery county. much cooler air beginning to move from the west. we're out of the mountains, we're into the 30s in a few spots. some of the colder air will come in with with a blustery wind. brandy wine is at 55 with that fog around. and by noon time and early afternoon, up around 60 or so. those will be in the highs there. falls church now is about 51 degrees. and early afternoon should be down into the upper 50s there. and for silver spring and montgomery county, 52. early afternoon, temperatures will be right around 60 with lots of sunshine as well. next weather and traffic on the 1s, a look at your hour by hour changes. >> very foggy. take a look at this camera. 66 at nutley street. perhaps somebody is on the road. very, very foggy. scary this morning. be careful. here's one of my few clear cameras. 270 at old hundred road. that is movin

tom took "60 minutes"'s steve croft for a ride in his convertible. >> although he test-drives all the sleekest models, he says he would rather drive his dart. >> this mercedes costs $92,000. now, can that possibly be $90,000 better than this? this is good stuff. i have to say, this car rides really well. >> sure. it's good stuff. >> why can't you figure out this problem? he said, if it's not broken, i can't fix it, i don't know what to do about it. >> he's lying. >> it was honest advice, like that, which pleased millions of listeners each week. simon said their radio sensation boiled down to something simple. >> i would tell you that the success of car talk had almost nothing to do with cars and had everything to do with two brothers who loved each other. i think that's what people heard. >> tom and ray what many people know are also graduates of m.i.t. they were not just grease monkeys from boston. they retired from the show in 2012. npr says there will be no interruption of car talk in the programs on the air. they've been doing it for 25 years so they have plenty of archived shows to choose from. the network is preparing a special tribute this w

. >> reporter: back in 1995, tom took steve croft for a ride in the 1963 dodge dart convertible. >> he test drives the models, he would rather drive the $2,000 dart. >> the mercedes benz that costs you $92,000. now, can that possibly be $90,000 better than this? this is good stuff. >> i have to say this car rides really well. >> sure. it's good enough. >> why can't you figure out the problem. he said if it's not broken, i can't fix it. >> he's lying. >> listen to this. >> reporter: it was honest advice like that which pleased millions of listeners each week. simon said the relationship boiled down to something simple. >> i would tell you the success of "car talk" had almost nothing to do with cars and had everything to do with two brothers who loved each other. i think that's what people heard. >> tom and ray retired in 2012. the show is on air and on podcasts. it is produced from 25 years of archives. npr said there will be no interruption and it will continue. they are preparing a tribute show for this saturday. >> wow. really nice story. >> it shows you chemistry and a great story.

tom to drive in boston. >> i'm not sure i learned how to drive because i spent so much time laugh willing behind the wheel. >> reporter: he took steve cross for a ride in his 1963 dodge dartonvertible. although he test drives all the models he said he'd rather drive his dart. >> the mercedes costs $92,000. now could that possibly be $90,000 better than this? this is good. >> i have to say this car rides really well. >> sure, it's good stuff. >> why can't you figure out this problem, he saidf it's not broken, i can't fix it. i don't know what to do about it. >> he's lying. >> reporter: it was honest advice like that which pleased millions of listeners each week. simon said their radio sensation boiled down to something simple. >> i would tell thought success of "car talk" had almost nothing to do with cars and had everything to do with two brothers who loved each other. i think that's what people heard. ♪ >> tom and ray retired in 2012. but the show's still on the air and on podcast. it's produced from 25 years of their archives. npr says there will be no interruption and the show will continue as it has been. they're preparing a special tribute show for this saturday. >>