the new poll. donald trump in the lead. our team right there with him. >> how do you close this deal? >> his daughter and wife hoping to help seal the deal. also, hillary clinton with a razor-thin lead. bringing in the former president and chelsea. but can they stop bernie sanders' momentum? also tonight, the storm moving across the country. powerful rains, blizzard conditions. here in iowa, they're preparing for a hit. will it affect the caucuses? and the virginia tech student accused in the death of a 13-year-old girl. his friend also under arrest. the dramatic takedown. the fugitives, armed and dangerous. >> code four, code four. >> how they got them. and the jet, dumping fuel. making an emergency landing. good evening, as we come on the air tonight, the candidates are all over this state.

caucuses. the race on both sides, too close to predict. hillary clinton with a very slight lead over bernie sanders. but his crowds are large and fired up. we start with a new poll on the republican side, showing trump taking the lead back from ted cruz. marco rubio in third. trump fighting to close the deal after skipping the final debate here before iowa. so many asking, will that help or hurt him? ted cruz, making news because of a controversial voter mailing. our team covering it all. tom llamas leading us off, right here in iowa tonight. >> reporter: tonight in iowa, donald trump and his family trying to close their biggest deal of all. >> he will be unbelievable. the best deal maker, the best master negotiator. >> reporter: shaking hands, signing autographs, even holding babies. an all-out push to turn poll numbers into real votes.

you can't leave. it will be the end of you. you can't leave, you won't be able to make it. get out of bed and caucus. >> reporter: today, we were right there, backstage with trump. >> hi, tom. >> reporter: mr. trump, thank you. the man that wants to win iowa, his wife by his side. how do you close this deal? >> we'll see what happens. we've done really well in iowa, the evangelicals, the tea party. everybody is really liking us. i think we'll have a good result. i hope we'll have a good result. iowa is a very special place. >> reporter: the whole trump family involved. daughter ivanka, with this how to caucus video. >> just write down trump. and you are done. that's it. very exciting. >> reporter: and trump's sons, at a shooting range. sounding a lot like their dad. >> he's doing very, very well in a poll. i think you all saw that. so, listen, fingers crossed. >> reporter: trump in church today, receiving a blessing from

ted cruz, also attending church. both candidates competing for those key evangelical votes. did you pray for victory? >> i prayed for god's will to be done. >> reporter: did you pray for trump and rubio? >> i actually did. i'm lifting up in prayers all the candidates that are running. that god's blessing, peace, and love be upon them. >> reporter: in the final days, cruz under heavy fire from trump. >> he was born in canada. a lot of people say cruz can't run for the election. to me, that's a big problem. >> reporter: and rubio, casting cruz as the favorite. setting expectations sky-high. >> ted cruz is clearly the front runner. he's one of the favorites. 10,000 volunteers, spent millions of dollars. >> reporter: rubio, polling in third place, hoping for a cruz crash. and leaving iowa voters with this promise. >> i will never embarrass you. you will never cringe and say, i can't believe i voted for him. >> and tom llamas with us live in iowa.

trump, did she seem eager for what could come? and sarah palin back on the trail tomorrow for trump? >> yes, melania is very excited, and thinks tomorrow will be great. the entire trump family will stay in iowa. and yes, palin will be with trump tomorrow. and trump staffers tell me they're confident but anxious. one top-level aide tells me, very few people have won the iowa caucuses. david? >> tom llamas tonight. tom, thank you. now to the democratic side, and hillary clinton bringing in bill clinton and chelsea, too. and this race is very close. the newest poll has clinton at 45%, sanders at 42%. a statistical tie. secretary clinton campaigning with her family in her final push. changing her tone towards senator sanders. warmer words, and appearing confident. but the sanders team, raising more than $20 million in january alone.

donors giving about $27 each. cecilia vega tonight on the battle between the two for the best ground game here in iowa. >> stick with me. stick with a plan. stick with the experience. >> reporter: 24 hours to go, and hillary clinton is counting down. >> please, come out and caucus, don't worry about the weather. >> reporter: bringing in reinforcements for the final push. >> please join me in welcoming, i hope, our next president, my mom. >> reporter: not just chelsea. the entire family, center stage this weekend. >> thank you, bill. thank you, chelsea. people need to feel the deck is not stacked against them. >> reporter: tonight, clinton feeling the love. >> go as far as their hard work and talent will take them. >> reporter: and packing in the crowds. this is just the line to get inside to see hillary clinton. look at how far back it stretches. today alone, clinton traveling more than 300 miles in iowa. bernie sanders, clocking in

but today, sanders is confident. >> love you, too. >> reporter: on the stump, a message of unity. this land is your land this land is my land >> reporter: but in the final hours, the vermont senator still on the attack. accusing clinton of smearing him. >> dismantle health care? i've spent my life fighting for universal health care for every man, woman and child. >> reporter: and clinton, still on the defensive over the bomb shell revelation that she had 22 e-mails on her private server, now deemed top secret. clinton hinting it's a dirty trick. >> i have to point out the timing and some of the leaks are concerning. i just want the matter resolved. >> cecilia is with us live from iowa as well. hillary clinton knows what this is like. eight years ago here, on the night before her iowa loss. they're taking no chances,

turnout? >> yes, david, 2,000 people showed up for a dry run on friday. and volunteers are sending hand-written notes to voters. and sanders' team knocking on more than 75,000 doors this weekend alone. no detail is too small in a race like this, david. >> that's for sure, cecilia vega. our thanks to you. so, how do you get first-time voters out to caucus? and how do you get undecided voters? here's jonathan karl. hillary clinton office in iowa. it's boots on the ground time in iowa. these hillary volunteers are armed with detailed information on every door they knock. >> sometimes you show up, they're on your list as a

they've switched to trump. and i think, how is that possible? >> reporter: we're at rubio supporters, calling people to make sure they know where to go to caucus. >> sergeant bluff community center. >> reporter: this volunteer is a student at iowa state. you're calling people over and over and over again. are they okay with that? >> you do get those callers that are like, hey, i've been called like three times this week. >> reporter: in addition to the visits and calls, iowans are bombarded with 60,000 campaign ads, 17,000 this month alone. >> marco rubio. just another washington politician. >> donald trump? new york values. >> clinton and bush. two names from the past. >> reporter: and then there's the junk mail. some iowans received this ominous envelope. election alert. voter violation. official public record stamped inside. underneath, the person's voting score, whether they've voted in recent elections.

score. warning of a follow-up notice after the event. it's from the cruz campaign. over at this diner, these folks are still truly undecided. when are you going to make that decision? >> maybe 7:00 p.m. tomorrow. i don't know. >> jon, meet you at the diner first thing in the morning. meantime, the biggest prize tomorrow could be the first-time voters that have never caucused before. and trump saying, even if you have a 104-degree temperature, you still need to go out and caucus. >> david, i believe the first-time caucus-goers will be the deciding factor. both trump and sanders are counting on a big showing from those that have never caucused before. if they get it, they win. if they don't, they lose. >> jon, thank you as always. "good morning america" will

and i'll be here tomorrow night from iowa. the whole team with results as they come in. and the next big debate, after iowa and just days before new hampshire. join martha raddatz and me, the republican debate next saturday night, right here on abc. and the other factor playing into the iowa caucus, the weather. a major storm developing in the west, and moving across the country. trees down in southern california. winds gusting to 45 miles per hour. lanes on the 101 and the pacific highway shut down because of flooding. the east, rain turning to snow already. six inches in reno and counting. the map showing the reach of the storm, getting to the great lakes on tuesday. and it will hit here right after the caucuses are wrapped up. everybody is hoping so. we turn now to a disturbing case making national headlines this sunday. breaking developments in a murder investigation, a virginia tech student arrested, and his

all of in in connection with a 13-year-old girl that vanished days ago. here's eva pilgrim. >> reporter: tonight, two virginia tech students under arrest in connection with the death of 13-year-old nicole lovell. >> late saturday night, the investigation led us to david e. eisenhower, a virginia tech student. >> reporter: police say he was charged with kidnapping and murder, knew the victim, and that he used that relationship to his advantage. he's an engineering major and a track star. a second student, natalie keepers, charged as an accessory, accused of helping him to get rid of the body. lovell's parents say she disappeared after climbing out of her bedroom window. more than 1,000 volunteers searched for days. she had a liver transplant and needed daily medication. >> i didn't think that would happen to her. because she was always the cutest little thing. >> reporter: saturday, police discovered her body 80 miles away.

facebook. "devastated to learn my daughter has been found dead. i'm so in shock. i know nothing more to say. i'm broken." tonight, both suspects being held without bail. eva pilgrim, abc news, new york. >> eva, thank you. to california tonight, and the dramatic takedown. the hunt for fugitives considered armed and dangerous. we've been reporting on the three suspects that tied sheets together to rappel down the building. authorities saying they got help from a woman in the jail. but it would appear their help has run out. here's matt gutman. >> reporter: they rappelled out of the jail from the roof. but tonight they were hauled back in through the front door. with all three now in custody. >> we're actively investigating over suspects that may have helped. >> reporter: it was a citizen tip that helped with the capture of nayeri. police chasing him.

him down. >> reporter: nine days ago, they hacked a doggie door in this grating. then navigating tunnels to the roof. police say the jailhouse english teacher provided them with google images to aid in the escape. and also sent mushy love notes to nayeri. he's been described as a psychopath. is that a fitting description? >> i think it is. >> reporter: the three are being held in a different section of the same maximum security jail, with a more modern layout. but separately this time. david? >> matt, our thanks to you. around the world, to new concerns over the spread of the zika virus. the world health organization holding an emergency meeting tomorrow. it's spread by mosquitos. it's being blamed for serious birth defects. the number of infected people growing, here in the united

states. now to an emergency landing for a chicago-bound jet. some scary moments here. a passenger shot this video of the jet dumping fuel as it headed back to london. despite problems with the landing gear, the 747 did make a safe landing. there's still much more ahead on "world news tonight." the "real money" team is back. with this question, with fuel prices so low, and airlines posting record profits, why are our tickets not cheaper? our reporter getting answers. plus, three ways to save on your next ticket. also tonight, the mystery flash this weekend. what was that lighting up the skies over several states? and, it's the awards show that comes every year before the oscars. what happened last night that won't happen at the oscars? and the new message from the

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"world news tonight" from iowa. just 24 hours to go. in the meantime, the "real money" team is ready to go. airlines reporting record profits, cashing in on the low fuel costs and baggage fees. why are tickets still going up? there are bargains out there, but you do have to do your homework. here's rebecca jarvis. >> reporter: tonight, airline profits are flying high. benefitting from the dramatic decline in oil prices. the cost of fuel down as much as 40% from last year. but if you expect to see similar savings in the price of your ticket, that's a pie in the sky. >> the consumers had their thumb on the scale for over a decade, now the airlines have their thumb on that scale. >> reporter: the airlines say the record profits are going back into the business. but overall, ticket costs are up 1.5% since last year.

deal? >> use airfarewatchdog.com. pick all the routes you fly regularly, and input them to the site. when a sale comes up, you get an e-mail. bingo, big deal. >> reporter: plus, even if you're traveling as a group, book seats individually. >> if there's one bargain seat, the search engine won't see it if you look for two. it's real easy. link them afterwards when you get your seat assignment. >> reporter: finally, the closest airport may not be the cheapest. instead, look for the hubs, and you could save as much as 15%. david? >> rebecca, thank you. when we come back, the mystery fireball. what was this lighting up the sky over the weekend? and this volcano, erupting nearly every four hours. and the oscar backlash we've been reporting on. how diversity stole the show in the big awards show before the

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to the "index" of other news on a sunday night. we're going to turn now to one of the most dangerous volcanos in central america, roaring back to life. scientists are keeping a close eye on it. residents on alert. they may have to evacuate. and turning to the mystery in the northeast wondering, what was that? the white-hot fireball soaring across the sky in washington, d.c. seen as far away as ohio, no official word if it was indeed a meteor. we turn now to the s.a.g. awards. after all that oscar backlash a big night of diversity. >> i don't know what to say, two wins in one night. that's incredible. >> idris elba, winning two

other big vin -- winners, viola davis. leonardo dicaprio, winning best actor for "the revenant." >> to my parents, thank you for listening to an overly ambitious, slightly annoying 13-year-old kid. >> dicaprio, getting a hug from his "titanic" co-star, kate winslet. who, by the way, said this year would be his year. when we come back, it's not all serious business in iowa. trump, put to music? some new drama you won't want to miss before the real drama plays out tomorrow. previously treated with platinum-based chemotherapy, it's not every day something this big comes along. a chance to live longer with... opdivo, nivolumab. opdivo is the first and only immunotherapy fda approved based on a clinical trial demonstrating longer life... ...for these patients.

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finally tonight here, things are usually pretty quiet, pretty peaceful in iowa. but not every four years, and certainly not tonight. with the eyes of the nation now focused on the hawkeye state, it's showtime. tomorrow's caucuses are serious business. but that doesn't mean there there's not some fun beforehand. here's david wright. >> reporter: here in iowa, the circus is in town. and it's the greatest show on earth. hello sioux city >> reporter: politicians channeling pop stars, taking potshots at ducks. >> ted cruz is my man. i'm voting for him. >> reporter: there's even an iowa caucus musical.

>> reporter: a high-calorie process that starts with meat on a stick at the state fair. and often comes down to the pizza ranch strategy. this normally quiet farm state plants corn every year. and every four years, a bumper crop of candidates. tomorrow is harvest day. david wright, abc news, des moines. >> harvest day indeed. for watching. "good morning america" with robin and george in iowa tomorrow. i'll see you right back here tomorrow night. good night.a new winter storm hits the valley. listen to that rain! our web producer shot this video right outside our studio, on valley view and d-i. good evening...

in the news live at 6.. i'm yasmeen hassan. that storm is still moving through the valley. meteorologist karla huelga is tracking it's every move. karla, where could that rain be now? ad-lib a potent pacific storm system will bring strong winds and widespread rain and snow to the area tonight and monday. dry weather and calmer winds return beginning tuesday but temperatures will be significantly cooler. temperatures will warm through the remainder of the work week returning closer to normal over the weekend. we have more team coverage of