tony guida tells us the f.b.i. reports a record number of background checks for people seeking to buy firearms. and lee cowan says movie theaters may not have done well this year. home theaters a different story. >> this captioning sponsored by cbs this is the "cbs evening news" >> good evening. i'm jeff glor. just two days now until the first votes are cast in campaign 2012. there is still plenty of room to move. a new poll says 41% of caucusgoers in iowa have not made up their minds. the "des moines register" puts mitt romney at 24%, ron paul 22% and rick santorum continuing his late surge is third at 15%. our chief political correspondent jan crawford is in coin -- council bluffs, iowa, with the romney campaign. jan? >> good evening, jeff. half of iowa republicans in this poll said they consider mitt romney the most electable, and listen to this, 78% of them say they would be very enthusiastic or okay with it if he were the nominee. >> happy new year to you, too. >> reporter: republican front-runner mitt romney

tony guida, cbs news, new york. >> the last american combat troops left iraq in december.ay, st. louis became the first city in the nation to welcome them home with a parade. about 600 veterans took place as thousands of people in the gateway city lined the route to cheer them on. still ahead, florida businessmen with different takes on the g.o.p. candidates. that story is next. we have access to great specialists, and our pediatrician gets all the information. everyone works as a team. and i only need to talk to one person about her care. we're more than 78,000 people looking out for 70 million americans. that's health in numbers. unitedhealthcare. helping strengthen our bones. caltrate delivers 1200 milligrams of calcium and 800 iu of vitamin d plus minerals. women need caltrate. caltrate helps women keep moving because women move the world. i had[ designer ]eeling enough of just covering up my moderate to severe plaque psoriasis. i decided enough is enough. ♪ [ spa lady ] i started enbrel. it's clinically proven to provide clearer skin. [ rv guy ] enbrel may not work fo

tony guida, cbs news, new york. >> turning now to campaign 2012. today, rick santorum won the endorsement of a powerful group of evangelical christian leaders. the move comes as social conservatives try to unify around a single, alternative candidate to the front-runner, mitt romney. our bill whitaker is on the trail in charleston, south carolina. >> reporter: the news from texas couldn't have come at a better time for rick santorum. winning the blessing of evangelical leaders could be just the boost the former pennsylvania senator needs. >> they've looked at not just what we've been able to accomplish during this primary season so far but they've looked at the track record of someone that has been a strong, consistent voice across the board on all the conservative issues. >> reporter: santorum, who almost toppled mitt romney in iowa with the help of born again christian voters, fell to fifth in less-religious new hampshire. since then, he's been struggling to remain a serious contender, even here in south carolina where more than half of g.o.p. vo

. >> here is tony guida. >> i lost my job, i lost my insurance, lost my car, lost my apartment. >> angelo villanueva was working as a mason when the housing market collapsed for nine months he has been living in the woods near lakewood, new jersey, where we first met him last fall. >> i never thought i would be homeless. you know, i just think homeless people were bums but actually it can happen to anyone at any time. >> he was making $100,000 a year when she was laid off from her job at the text tile designer. >> last few years, living in new york, i really i felt like i was hanging on by my fingernails. >> and now you are living in the woods in new jersey in a tent. what is that like? >> it is very hard. you are constantly thinking about what you need to do to prepare for the rain, to prepare for the snow. >> we will probably have twice as many people going into this winter as we did last winter. >> minister stephen brigham founded tent city five years ago when he learned there were no homeless shelters in ocean county. about 80 people live here. it is a living demonstration of what the