have a great tuesday. making news in america this morning, democratic rivalry. hillary clinton, bernie sanders on stage throwing jabs at each other overnight as donald trump makes a late night appearance. wicked weather. bitter cold, well below zero in some areas right now, plus people in parts of the northeast getting their first taste of snow. medicicine recal a children's cough syrup pulled from store shelves. the manufacturing mistake that could lead to an overdose. and national champions. alabama/clemson, the classic game in the desert coming down to the final minutes. well, good tuesday morning. we begin with breaking news out of turkey.

istanbul. at least ten people have been killed. 15 injured. the blast happened near the mous blue mosque. that area very popular withh tourists. >> witnesses say they felt the explosion across the city. state run television says it was likely caused by a suicide bomber. turkey had two major terror attacks last year including an isis suicide attack that killed 30. again, an explosion in istanbul, turkey, at least ten people are dead. we will, of course, stay on top of t this b breaking story with more details as they warrant. the other major story overnight we're following. what's being called the first major event of the political year 2016. >> it happened in des moines, iowa, last night. the brown and blacpresidential forum focused on questions essential to america's blacks and lanos and those questions did run the gamut from criminal justice to the e economy. overnight head-to-head in iowa --

>> martin o'malley. >> hillary clinton. >> all three democratic candidates taking part in the forum hosted by abc news' sister station fusion. on stage at different times answering rapid-fire questions. >> is it off brand for a democrcratic soclist to live in a mansion like the white house? [ laughter ] >> well, i would consider it more like public housing. [ laughter ] >> but it wasn't all laughs. the candidates laying out their plan for guns and immigration plus bernie sanders and hillary clinton taking aim at each other. >> have you noticed this lady, that she's been getting more aggressive with you? >> it could be that the inevitable candida for t democratic nomination mamay not be so inevitable today. >> i have laid out specificall myax plans, and my friend, senator sanders, has said that he will lay out his before the iowa caucus, and i and others will be anxious to see them. >> the candidates also taking shots at republican front-runner

>> who would have thought donald trump would be leading in of national polls? [ laughter ] i mean, for those of you who ever thought about runng for president, take heart. i mean -- >> trump on the attack as well on "the tonight show" -- >> i haven't even started on her yet, although last weei did a little bit i guess, but we haven't even started. >> trump will again be center stagin the republican debate thursday night in south carolina. but rand paul and carly fiorina have been dropped from the prime time lineup becae of their poor showing in the polls. they were invited to participate in an earlier under card debate. paul declined. president obama will deliver his final state of the union address tonight. take a look. a live image of the capitol where the president is due to go later on this evening to address a joint session of congress, but in this youtube video, mr. obama explained that he will depart from tradition. he won't talk so much about last year's progress and his goals for the year ahead. instead, he'll focus on the big picture and his optimistic vision for the country.

tonight's state of the union address gets started right here on abc at 9:00 eastern time. well, vice president joe biden has opened up about a difficult chapter in his life sharing a touching story that he's never told publicly before about the generosity of president obama. in an interview with cnn he recounted the prospect of their eldest son beau being forced to resign as delaware's attorney general over his failing health. he shared his worries with mr. obama about caringng for beau's family without his son's salary but he never said that -- he never expected that his boss -- what his boss' response would be. jill and i will sell the house and we'll be in good shape. he got up, and he said, don't sell the house. promise me you won't sell the house. he's going to be mad at me saying this. he said, i'll give you the money. >> beau biden did serve out his second term as delaware's attorney general, but just months after leang office last january, he died from brain cancer. okay, so we're getting our first look at the dramatic firefight that tk down one of

mexican authorities have released new video of "operation black swan" as it was called, the intense raid that led to the recapture of joaquin "el chapo" guzm on friday. el chapo now back in mexico's most secure prison,, the same prison from which he escaped awaiting extradition to the u.s. that we're told could take more than a year. and leading authorities right to his doorstep was apparently his meeting, this one, with sean penn. the actor interviewed him for "rolling stone" magazine three months ago as he tried to land a movie deal about his life, but mexican authorities were tracking penn during that visit and penn is now defending his interview with the drug lord telling the ap he has nothing to hide. the mother of the so-called affluenza teen is expected to be released from jail later this morning. tonya couch posted bond after a judge reduced it from 1 million to $75,000 on monday. couch was fitted with a gps monitoring d device anwas ordered to stay at the home of her 29-year-old son.

helping her 18-year-old son ethan flee to mexico. now to another high-profile court case. bill cos filed a motion to have the indecent assault charge against him in pennsylvania dismissed. his attorneys claim the prosecutor violated a ten-year-old agreement not to bring charges against cosby if he testified in a civil case. he's due to appear in court again early next month. well, a clipper system is bringing a bitter blast of arctic air t to the grt lakes and northeast. the latest weather radar shows that the system stretches from northern michigan into the tennessee valley. it's not expected to drop substantial snow on the region, but its bringing thehe coldest air so far this season, but the snow from that system is bringing some -- some causing traffic areas -- traffic headaches in west seneca, new york, and later today areas of soutbuffalo could see up to 40 inches of snow. elsewhere this morning the big concern is the cold. abc's rob marciano has the latest. >> reporter: check out these

it's going to be minus 8 in chicago, the windchill, minus 27 in minneapolis. the cold front coming through will be mostly dry but a couple of inches possible in chicago and detroit and stirring up the lake-effect snow machine, the front comes ss through the new york city area tomorrow night. maybe a dusting away from the city. the cold, 11 for a windchill in new york. minus 9 in chicago. >> rob delivering that chilly forecast from a sunny climate in glendale, arizona, where the big game was. alabama named national college football champion this morning after beating clemson 45-40, and it really all came down to a trick play. >> it was a good game, wasn't it? after tying the game in the fourth quarter with a field goalthe crimson tide used an onside kick to regain possession of the ball at midfield and one more for the special teams, a 95-yard kickoff return for a toucown. >> it's alabama's fourth national title in seven years and the fifth for coach nick saban. full details coming up, of coursefrom the fellows at es. >> guess h he could k for a raise right about now.

well, still ahead, important health news for women. a federal panel finalizing mammogram guidelines. plus, breaking overnight, a roof blown off and smoldering home. new details just coming in. and strange sight for people driving down a busy l.a.

a pilot's emergency landing. literally just landed on the freeway, guys. i'm freaking out. >> i would be too. a small plane made an emergency landing on a busy freeway in southern california yesterday. cars swerved and stopped as it made use of the impromptu landing strip during afternoon rush hour.

onto the median strip allowing traffic to resume, and there were no injuries. there are new details in that viont spree of jewelry store robberies acro the southeast. in the first court appearance of the main suspect, we learned that abigail lee kemp is saying that she had help from louis jones iii. she allegedly told the fbi that she was on t the phoneith jones during the robberies telling him when to join her at the stores. agents say that's what led them to kemp, cell phone recordrds. a children's cough medicinemaker is pulling bottles fromom store slves because of a potential overdose risk. the recall involves two flavors of the store branded cough syrup. the bottle's makers says dose cup has cocorrect maings. now, the medicine is sold under nine store brands including dollar general, cvs, rite aid and kroger. we've got some more details lined up at atmfans.com. it won't cost as much to heat your home or to run your car this winter.

lowest level in 12 years after losing another 5% yeerday. it's a combinationon of worlide overpply and less demand from china. but many american oil and gas producers, they may go bust. electric luxury carmaker tesla is offering a new perk. many of its cars now have the ability to park themselves. no driver needed. live are this one going in, you see here, and out of the garage. the feature is called summon and enables cars to wake themselves up and drive to greet their owners. do we really need that? >> if you can afford a $160,000 car -- why not. >> of course. when we come back, dasash cam drama. a police officer responding to a call didn't see this coming right at him. and encased in ice next to

everywhere yesterday. hear from the car's driver. a woman in st. josh, missouri, said she was freaking out when this happened. her car taking a nosedive into a sinkhole right in front of her house. that sinkhole was caused by a wawater mainreak. no one was injured, buthe owner of the car understandably upset. she just paid it off four months ago. >> that's always when those things happen. >> okay, for your morning road conditions, hopefully no road hazards like that. it will be mainly clear r across most of the country

lake-effect snow causing slippery conditions across the great lakes, northeast and ohio valley. if you're flying, airport delays possible in san francisco, detroit and boston. well, a tragedy unfolding in northeast ohio overnight. >> fire officials near cleveland say four family members were killed when their house exploded. the bodies of a mother and her two daughters, 8 and 12, were found on the first floor near the front of the home. the father w found near the back of the house. neighbors say the powerful blast shook their homes. they ran into the burning building hoping to be able to save the family, but it was just too late. a new study finds that predictions about a baby's birth weight to be larger are usually wrong. four out of five mothers who were ward that they might have large babies weighing more than 8 to 13 -- 8 pounds, 13 ounces, they gave birth to average size babies instead. the result, the women who were told to expect large babies had twice as many medical interventions including c-sections no matter how big their babies turned out to be.

task force is finalizing new breast cancer screening guidelines it recommends that women between 50 and 74 get mammograms every other year, and the task force says that women between 40 and 49 should make the decision based on how they view the benefits and harmsms. as always, you've got to consult your doctor. in suburban detroit, this interesting scene here as a policeruiser responds to a domestic violence call. the cop r rammed by another vehicle with a half-dressed man hanging onto the hood. this was apparently a a fight between two brothers that spilled onto the street. incredibly, the driver tried to blame the police officers for the fender-bender. they were both arrested. >> well, a frighten inging scene that played out 71 stories above the streets of houston. two window washers were stranded after a motor malfunction leftft their scaffolding hanging from the side of a building. the precarious angle, they were ft clinging nearly a thousand

firefighters were able to remove a window pane and safely pull them inside. >> good for them. a treacherous mix of wind, sleet and snow turned d a car in an ice sculpture near buffalo. take a look at this. brian yellen parked his car along the edge of lake erie on sunday as an arctic blast hit. winds up to 47 miles an hour blue huge waves on to the shore and by the time brian showed up to retrieve his car, it was encased in some five inches of ice. >> ieally can't think anything. covered in water. >> did you say, oh, my goodness? >> oh, i just laughed. i'm cool. it's not bothering me. >> it ain't that dramatic. brian's father wasn't too happy did. it's not clear yet whether the ice caused any damage. >> i'm looking for anna and elsa. it looks more like arondale over there. >> it does. a little frozen.

tide is being held from arizona to alabama this morning as another natiol championship is headed back ttuscaloosa. >> it's sort of like home base for the national championship. let's get full details now plus some nba action from our friends at espn. >> good morning. it's "sportscenter" from the college football playoff national championship game in glendale, arizona. stan verrett along with neil everett. we saw a classic between alalabama and clemson. >> yeah, you're onlyoing to get the cliff notes, and that's unfortunate because this was quite game. let's check it out, what we've t to show you here in the a.m. alabama going for its fourth championship in the last seven years. they just tied iat 2 and nick saban goes onside kick. the clemson folks -- look, he even smiled. the emson folks are going, wait, man, we're the ones who do onside kicks. two plays later it's coker to the big tight end who had two touchdowns and just what a game

but the only number that counts is 45 and 4 in 7 years, and nick saban is all smiles. warriors and heat, golden state, 17-0 at home. third quarter, warriors inbounding, steph curry working the give and go to draymond green, and it's gone. curry with 31 points, his 16th 30-point game of the season. that's tops in the nba. fourth quarter, catch and shoot three. that's what he does, 111-1, the warriors win again. they improve to 36-2, the best start in nba history rolls on for golden state. >> yeah. you take a cououple e daysff fm work and you go, hey, man, has golden state lost, no, no, they only got two, and dropping in, is alabama winning? yeah, alabama just won another title. that's what we give you. >> back to you. >> we'll take it. up next in "the pulse," surprise engagement. who is gettingitched to media mogul rupert murdoch? >> and he really is super tom. millions of americans drink it every day, but tom brarady s says never takes a sip.e really is super tom. millions of americans drink it

never takes a sisip. a type of irregular heartbeat not caused by a heart valve problem. but i won't accept is getting g out ther with less than my best. so if i can go for something better than warfarin, i will. eliquis. eliquis reduced the risk of stroke better than warfarin, plus it had significantly less major bleeding than warfarin. eliquis had both. that reay mattered to me. don'stop taking eliquis unless your doctor tells you to, as stopping increases your risk of having a stroke. eliquis can cause serious and in rare cases fatal bleeding. don't take eliquis if you have an artificial heart valve or abnormal bleeding while taking eliquis, you may bruise more easily and it may take longer than usual for any blding to stop. seek immediate medical care for sudden signs of bleeding, like unusual bruising. eliquis may increase your bleeding risk if you take certain medicines. tell your doctor about all planned medical or dental procedures. i accept i don't have to set rerecords.

and for eliquis. reduced risk of stroke plus less major bleeding. ask your doctor if switching to eliquis is right for you. at ally bank, no branches equals great rates. it's a fact. kind of like working from home equals not working. numbers look pretty good, how's it on your end dave? oh, the numbers look so good. dave, dave's on it. when you've got a house full of guests on the way and a cold withh sinus essure, you need fast relief. alka-seltzer plus severe sinus congestion and cough liquid gels rush relief to your tough symptoms. to put you back in control. [doorbell] woman: coming! alka-seltzer plus sinus. if you need advice for your business, legalzoom has your back. our trusted network of attorneys has provided guidance to over 100,000 people just like you. visit legalzoom today. the legal help you can count on.

hey there, time now to check "the pulse" and stunning matrimonial news. >> stunning is right. biionairbusinessman rupert murdoch and 59-year-old ex-supermodel jerry hall engaged. the pair announcing their happy news in one of murdoch's many newspapers. >> it will be the fourth walk down the aisle for the 84-year-old media mogul and the very first marriage for the texas born hall, though, of course, she's lived with mick jagger for many years. > and it's staple for many of us who are awake at this hour, but tom brady apparently has never had any. the patriots quarterback says he's never had coffee ever, not even a taste. >> that's just because he's perfect, but apparently it's part of his unique and very

sugar, white flour, mushrooms or eggplant and no caffeine. okay, when they did press him on it, brady admits he does have a few weaknesses, probably burgers or ice cream or gisele. >> by the way, he admitted this on a radio show that airs before 7:00 a.m. >> ah, so that's interesting. so, you can make art out of anything, just ask brian owens. he makes portraits out of salt including the one you're going to see right now of actor morgan freeman. he uses a plain card and a small brush to direct the salt around and create areas of light and dark. >> yeah, brian says he says that he takes lots of pictutures as h works, and he compares them side by side with the original, and he actually chose morgan freeman because he's one of his favorite actors but also because freeman has so many recognizable features. he's got the freckles, the frizzy hair. this is truly a work of art, come on. >> it is. it's beautiful.

>> more news after this. had a lot on my mind when i got out of the hospital after a dvt blood clot. what about my family? my li'l buddy? and what if this happened again? i was given warfarin in the hospital but i wondered if this was the right treatment for me. then my doctor told me about eliquis. eliquis treats dvt and pe blood clots and reduces the ri of them happenining again. not only does eliquis treat dvt and pe blood clots, but eliquis also had significantly less major bleeding th the standard treatment. knowing eliquis had both... turned around my thinking. don't stop eliquis unless your doctor tells you to. eliquis can cause serious and in rare cases fatal bleeding. don't take eliquis if you have an artificial heart valve or abnormal bleeding. if you had a spinal injection while on eliquis call your doctor right away if you have tingling, numbness, or muscle weakness. while taking eliquis, you may bruise more easily... and it may take longer than usual for bleeding to stop. seek immediate medical care for sudden signs of bleeding, like unusual bruising. eliquis may increase your bleeding risk if you take certain medicines.

eliquis treats dvt & pe bloodlots. plus had less major bleeding. both made switching to eliquis right for me. ask your doctor if it's right for you. coughing...sniffling... and wishing you could stay in bed all day. when your cold is this bad... ...you need new theraflu expressmax. theraflu expressmax combines... maximum strength medicines available without a prescription... ...to fight your worst cold and flu symptoms... ...so you can feel better fast and get back to the job at hand. new theraflu expressmax.

our top stories right now, at least ten have bebeen killed in an explosion inistanbul, turkey, in a popular tourist district. the cause is under investigation but might be the work of a suicide bomber. president obama delivers his final state of the union address to a joint session of congress. mr. obama says it will be a nontraditional speech focusing on the future of the country. nfl owners begin two days of meetings to decide which, if any, team will relocate to los angeles. reports say owners favor a plan which would have the chargers and the rams share a stadium in inglewood. looking at today's weather shgs, that clipper system stretches from the great lakes into the northeast and down into the ohio valley. rain for the pacific northwest and clear and cold most everywhere else. well, finally the nation's powerball fevehasn't broken yet. tomorrow night's jackpot is now $1.4.4 billionnd actually rising. >> it's continuing to rise but

dollar prizes, as well. abc's lauren lyster has more. >> your winning powerball number -- >> reporter: the powerball grand prize clbing to $1.4 billion monday after no one matched all six numbers to score saturday's $949 million prize. there were some million dollar winners, though, someone in massachusetts. >> hopefully it's one of our regulars. >> reporter: in suffolk, virginiatoo. >> actually maybe me. i come here all the time. >> reporter: others still thinking about how they'd spend the big winnings. >> pay off bills. live very comfortably for the rest of my life. >> toss the money around. you can't spend it all. >> reporter: but it turns out winning a stash of mega lottery cash can be squandered with stunning speed. 70% of people who hit it big se big within just a few years. >> this time, right? >> reporter: the odds of winnining are still 1 in 292 million, yes,

lightning, but here's a virginia man whose car was struck by lightning and who's playing powerball with a message of hope. >> the reality is, people do get hit by lightning. they do get bit by sharks, all that sort of thing, so it is possible to be that one in 200 million person who wins. >> reporter: and don't be fooled by billboards or signs saying the prize is just $9$999 milli. with this record-breaking jackpot of over a billion bucks, the issue is those signs simply weren't made to display a prize that big. lauren lyster, abc news, los angeles. reena, kendis. >> thank you so much, lauren. i have a personal announcement to make. >> oh, what? >> i did get the powerball number 25. >> so you earned nothing. >> no, i got $4. i'm going to roll that into the next one. >> all right. shots on all of our viewers. that's what's making news in america. >> stay with us for "good morning america," everyone. have a great tuesday.iewers. that's what's making news in america. >> stay with us for "good