captioning funded by cbs it's monday, february 1st, 2016. this is the "cbs morning news." countdown to the caucuses. republicans and democrats are making a last dash at undecided voters in iowa, while new polls show a change at the top. two virginia tech students are arrested in the death of a 13-year-old girl who disappeared last week.

their victim. the reason i pulled you over today, i just wanted to know what is the emergency? highway. why a driver pulled over an officer. good morning from the studio 57 newsroom at cbs news headquarters in new york. good to be with you. i'm anne-marie green. the iowa caucuses, the first vote of the 2016 presidential campaign is hours away. today, candidates make their final pitch and campaigns will do their best to make sure their supporters actually show up. the final precaucus poll, shows donald trump with a five-point lead over ted cruz. on the democratic side, hillary clinton is just three points ahead of bernie sanders. but because democrats can horse

martin o'malley could become a king maker. marlie hall is in des moines. >> reporter: for the first time tonight, voters will have their president and candidates will campaign until the very last moment. hoping to dampen donald trump's momentum, texas senator ted cruz made his final pitch to iowa voters sunday. >> if everyone here brings nine other people to the caucuses tomorrow night, we will win the caucuses tomorrow. we will win the nomination and we will win the general election in november 2016! >> reporter: during an event in sioux city, trump pushed back for cruz tend sending out this flyer. >> voter violation, it's like an official document being sent to people in iowa, that is really terrible. it's a fraud, as far as i'm concerned. >> reporter: forecasts here in iowa are calling for snow in parts of the state beginning

impact on voter turnout. volunteers for both bernie sanders and hillary clinton knocked on doors and made calls late into the night, as the two candidates made their closing arguments. >> we have a radical idea. together, we will create an economy that works for all of us, not just the 1%. >> i will stand up and fight for you every location of this campaign and then when we win, i will fight for you in the white house! >> reporter: clinton lost iowa during hearse presidential bid in 2008. around the secretary of state is working on her like ability. >> she has focused a lot on her relationship with people, she has focused a little bit more on middle class issues. >> reporter: with polls showing tight races on both sides, the fight for iowa could come down to the wire. republican candidates will hold rallies throughout the day today in iowa and on the democratic side, clinton and sanders will hold caucus night events. >> marlie hall in des moines,

the nation's first primary in new hampshire is just eight days away. a just released poll finds donald trump holding a commanding lead and bernie sanders is leading hillary clinton by 23 points among voters. we will talk with hillary clinton about the iowa caucuses coming up on "cbs this morning." well, two virginia tech students are in custody this morning, accused in the death of a 13-year-old girl. nicole lovell disappeared wednesday from her blacksburg, virginia home and police say she was abducted by 18-year-old david eisenhauer and 19-year-old natalie keepers was charged with assisting in burying her body. police have not released a motive or cause of death. the autopsy is set for today.

after severe weather swept through california. police say a driver in san diego was killed when a large oak tree fell onto a moving car. powerful winds downed power lines and trees across the region. a home south of los angeles was hit hard. >> the whole tree started moving, swinging. and i came back and get ready to pull out my truck and heard it pop. slow motion. it was down. >> heavy snow triggered a massive pileup near the california/first half line. interstate 80 was closed for hours. amtrak is investigating objects that struck a train from washington to new york. the train was hit sunday evening in north philadelphia. passenger photos show the damage the train stopped and police boarded to investigate before continuing the journey. no injuries were reported by the 201 people on board.

identified a person of interest in this weekend's deadly motorcycle gang brawl. one person was shot and killed and seven others were hurt in a fight between rival clubs at a motorcycle expo. one of the groups was made up of police and military members. no arrests have been made. isis claims responsibility for a triple bombing in syria that killed at least 50 people. the blast sunday targeted a mostly shiite suburb south of dah mass cass. attackers detonated a car bomb at a bus stop. then as rescuers rushed to the scene, two suicide bombers set off explosives. the bombings come as peace talks come in geneva. w.h.o. says up to 4 million people in the americas could get the mosquito-born illness. the virus is linked to severe birth defects. a vaccine for widespread use is months or even years away. excitement is building for

the denver broncos and carolina panthers arrived yesterday in the san francisco bay area and fans are getting a head start on the football frenzy with a kickoff of a week full of events. jamie yuccas is in san francisco. jamie, good morning. >> reporter: good morning, anne-marie. it's more than 30 years since san francisco hosted a super bowl and the city wanted to make sure the party got started in a big way. the nfl experience. >> yea! >> reporter: and super bowl city. >> we just want to welcome you. we want to thank you and, most importantly, we want you to have fun. >> reporter: both got marching over the weekend. people from all around the san francisco area came to play. like jennifer waltz who is not shy about getting into the game. or who she is rooting for. >> it was awesome! i'm super excited! i did it for the broncos. that's what we are going to do is score a touchdown and spike that ball. >> reporter: the security is

officers with long guns and dressed in s.w.a.t. gear are easily noticeable, but it did not stop thousands of people from coming out. >> we expect tens of thousands every day. probably a million people or more to the entire region over the course of super bowl week. >> reporter: the bonus weekend was a real touchdown for locals. they got a nice head start ahead of all the thousands of football fans headed into town later on this week! who! >> reporter: both exhibits have plenty of exhibits and plenty of places to take selfies but for most families, it was all about having fun together. >> this is awesome! we are a big football family, >> reporter: the city also got into the spirit. they relit the bridge and set off fireworks all kicking off a week of memorable moments ahead of super bowl 50. now tonight will mark the first time that media day is held at night.

opening night, but like in years past, reporters can ask whatever they want of players. anne-marie, do you have any questions? i'm ready. >> i don't have any questions. i was impressed by your implicated moves there! put her in, coach! >> joo thank you. >> reporter: thank you. i'm not sure about that, but thank you. >> thank you, jamie. you can see the panthers and broncos this sunday on cbs coming up on the "morning news." turning the tables on a cop. a frustrated driver catches an officer speeding and subsidize to pull him over. tiny newborns make history after surgery to separate the two. this is the "cbs morning news." te with hydrogen peroxide. for whiter teeth in 3 days. think of it as your smile bff. colgate optic white express white. whiter teeth in 3 days just by brushing. see me. see me.

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speeding that she gave chase. ka castillo caught the action on her cell phone a friday and said the driver reached 80 miles an hour and said she could not catch up with the police car. eventually, both cars pulled over. the officer told her he was on his way to work and did not believe he was speeding. miami-dade police are investigating the incident. separation surgery for the smallest ever twin babies and a kentucky fire is under investigation. those are some of the headlines on the morning newsstand. the lexington herald leader of kentucky say investigators are trying to determine the cause of saturday's massive fire that destroyed a seven-acre stockyard and other businesses in lexington. area residents who suffer from respiratory problems are urged to stay indoors due to the poor air quality.

mormon church is mourning the deaths of members. the death in four states are being blamed on increased rules that bar same sex married couples from the church. >> how do we stop the bleeding of our youth that are gay? and, actually, the bleeding of the families that have those gay children. >> the deaths could not be independently verified. the mormon church says it does not reject lgbt members. the outbreak sickened chipotle customers in nine states since october. the source of the contamination has not been determined. the daily mail of london says doctors in switzerland have successfully separated conjoined twinsters. mia and lydia were joined and the chest. they are the smallest pair ever

they weighed 2.4 pounds each. the associated press reports broad band interpret access is coming to cuba. cuba is one of the world's least connected nations. the service will be limited to an area of havana. currently broad band home service is only legal to diplomats and employees of foreign companies in cuba. still to come, canine charity. an ohio police officer who wanted to retire with his ki canine partner gets help from thousands on a go fund me website. n for everyone. hershey' s miniatures are mine, yours, our chocolate. we love. love. chocolatey. creamy. with a little something extra. mmm deliciousness. cookies or almonds. yumminess. hershey'

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here's a look at today's forecast in some cities around the country. a former police officer in marietta, ohio, is hoping to key ajax, his canine xan of four years. matt hickey retired one week ago and he was told the only way to keep the dog 0 would be to buy it at a city auction. more than $57,000 was collected on a go fund me page hickey to keep the dog. >> seeing this is like, my gonzales, i am so wrong. there is so much good out there and so many kind people and so many people that want to see a wrong righted.

if hickey is able to buy ajax at the auction, the remaining money will go to other canine units to purchase bullet-proof vests for the dog. on the cbs "moneywatch" gas prices flip and google's drone project. jill wagner is at the new york stock exchange with that and more. stock markets in asia lower on a weak manufacturing report from china. the shanghai posit lost 1%. aaa says the average price of a gallon nationwide is $1.80. this time last year, the price was $2.05 a gallon. facebook will reportedly ban the private sales on its social media site and on instagram its photo sharing service. facebook is a marketplace to buy and sell guns without buyers having to undergo background checks.

solar-powered drones in an effort to deliver high-speed internet from the air. secretive test flights are conducted over mexico and the idea is transmit data 40 times faster than current systems. google hopes to have aircrafts delivering internet access around the world. >> sounds did interesting. jill wagner at the new york stock exchange, thanks a lot, jill. black actors take some of the top honors at the screen actors guild awards. beyond the scale program puts the focus on you and not just the number on the scale. lose weight while eating healthier, with all new smartpoints. and move more by including fitness in ways that work for you. see how good you'll feel with the new weight watchers beyond the scale program! join for free now and lose 10 pounds on us.

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the difference between possible and impossible? it's a person who believes they can, surrounded and supported by others-by us- u.s. bank -- the power of possible. here's a look at today's forecast in some cities around

well, the lack of diversity at the oscars took center stage at the screen actors guild awards this weekend. >> ladies and gentlemen, welcome to diverse tv. >> actor idris elba introduced his movie alongside his co-star with a not so subtle jab at the academy awards. and one for "loser," and another for supporting roll of "beasts of no nation." several hollywood players are boycotting this month's oscars over its own nominations. only white actors were nominated and no women were nominated for directing. on to sports now. the nfl pro bowl was a passing free for all. russell wilson threw for 164 yards and three touchdowns, as the team coached by michael irvin rolled over the team

49-27 was the final score. the two teams combined for 800 passing yards and three touchdowns. yesterday, djokovic won the australia open. he ties the past word. djokovic has won 11 grand slam titles. if you like golf, you'll appreciate this. even if you don't like golf, you have to appreciate this. on saturday, jiang hit a three 3-wood on this hole and it went in or else we would not be showing this to you. ha na jang is the first to make a hole in one on par 4. coming up after your local news on "cbs this morning," democratic candidate hillary clinton. i'm anne-marie green. and this is the "cbs morning

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