this morning, a billion accounts breached, another hacking, what you need to know about your e e-mail as notifications are sent out today. half the nation waking up to brutally cold temperatures and snow and whiteout conditions forced emergency rescue in the east, a snow system in the west brings snow and rain. the forecast is just ahead. new this half hour, two sisters meeting each other for the first time. >> conjoined twins finally see each other face to face. the video that warmed even kendis's cold heart. >> what do eight of the top ten sexiest men in the world have in common. once considered sloppy, it's the hipster fad that refuses to die. the answer ahead in the skinny, it's thursday, december 15th. from abc news, this is

"world news now." >> can i just talk politics for a quick second here? because we had something that really divided the country over the last 24 hours. whether who is hotter, ryan gosling or ryan reynolds, and you'll recall it was brought up last night at this time. the people have spoken. 58% shows reynolds. >> i order a recount! >> 58% reynolds. >> impossible. >> we did a survey. >> absolutely impossible. i'm getting jill stein on this immediately. >> for a recount. we'll get to, not that, later on this half hour, but we have to talk about yahoo! because at this hour, they are in damage control mode announcing details of what is another massive cyber attack. >> 1 billion accounts compromised making it the worst breach in history.

it's larger and different than an attack back in 2014 when 500 million accounts were compromised. the company is now urging users to take precautions. rebecca jarvis has more. more than a billion yahoo! accounts hacked. the tech giant revealing a third party stole massive amounts of user data in 2013 including names, e-mail addresses, phone numbers, date of birth, and security questions and answers. this is the second time this year yahoo! has announce a significant breach. in september, the company disclosing a separate incident involving 500 million user accounts. yahoo! telling abc news, they are notifying potentially affected users and have taken steps to secure their accounts, including requiring users to change their passwords. the fbi says they are aware and in contact with yahoo!. that notification process has just begun, so many people might not even be aware if the

yahoo! recommends anyone with a yahoo! e-mail address should immediately change their password and security question and beware of suspicious e-mails. abc news, new york. rebecca, thank you. the security breach may hurt verizon's huge deal to purchase yahoo!. earlier this year, the communications giant agreed to purchase yahoo! for $4.8 billion. verizon says they are reevalu e reevaluating that deal that has not been finalize. they are leaving all options oven the table including renegotiating the price or even walking away. turning overseas now. a cease fire deal is back on in aleppo hours after it collapsed. evacuation of thousands are expected today. they have been posting messages for help. rebel forces will also be removed from the city. the original cease fire brokered tuesday collapsed less than 24 hours later. incoming trump

questionnaire sent to the energy department was not authorized. blaming it on a staffer who did not go by standard protocol. the agency refused to fill out the form in effort to protect employees who may be targeted because of their work on climate change. abc's brian ross has more. >> reporter: at the department of energy, may be target of a witch hunt who repeatedly insisted climate change is a scam. >> it's a hoax, a money making industry, okay. the whole thing is crazy. >> reporter: the concerns among scientists came to a head when the trump team sent a list of 74 questions to the department of energy, in particular, question 27, asking for the names of all employees who have attended meetings about climate change or the social cost of carbon. >> they are scared. they are concerned about the ability to carry out their duties, their work, their research with integrity, but also with independence.

>> reporter: in a show of device, the obama energy department said it received significant feedback from our work force, adding we'll be forthcoming with all publicly available information. we will not be providing any individual names. all this comes as the president-elect announced the nomination of former texas governor rick perry to become secretary of energy. famously could not remember the name of the energy department when it was one of the three cabinet agencies he wanted to eliminate. >> i can't, the third one i can't, sorry. >> reporter: perry takes over in office now held by a nuclear physicist. this week in a group led by environmentalists in san francisco, there's outrage by what's happening. >> the communities are under attack. >> reporter: environmentallyists held out hope for trump after the president-elect met with former vice president gore and after activist leonardo

>> climate change is real and happening right now. >> reporter: a trump transition official continued public assault on established science. >> there was overwhelming science the earth was flat and overwhelming -- >> you learn over time. >> 100%, you know, we get a lot of things wrong in the scientific community. >> reporter: the transition team says the questionnaire was not authorized and the person who sent it was counselled, but they won't say if the questionnaire will be withdrawn. brian ross, abc news, new york. >> thank you. the justice department will set a formal review of the st. anthony police department where a black motorist was fatally shot by a police officer in july in a traffic stop. the attorney for the officerment charges drop. they claim he was negligent in his own death and high on marijuana at the time of the shooting. it was streamed live on facebook. a mu

trump's quarters alleged made up the account. three men attacked her and tried to pull her hijab screaming donald trump. police say she lied about being atacted and recanted the story and charged with filing a false report. a city in oregon brought to a standstill yesterday after a rare snowstorm. thousands of commuters who tried to leave work early instead found themselves stranded for hours. this school bus sliding down a snow covered street. >> wow. >> south of portland, an avalanche closed a major highway. in the midwest, whiteout conditions made travel very dangerous, and in upstate new york, two hikers rescued after spending two days on one of the highest peaks in the adirondacks.

snow. >> diane, kendis, thanks, good morning to you as well. we're tracking a big system in the west coast, heavy soaking rains, flooding on the i-5 and a feet of snow out over i-80. the passes are going to be nearly impassable. snow is going to spread out over the plain states, substantial amounts approaching a in the in the upper midwest and eventually slick travel takes shape in the northeast. diane, kendis, back to you. >> thanks. the cdc issues a travel warning for the city in texas. a federal health officials say pregnant women should consider postponing travel to brownsville because of mosquitos and zika. five cases of infection recently diagnosed in people living near each other in the city located on the state's border with mexico.

a disneyland institution reaches a milestone this year, and we're not talking about the attractions. >> no, but the employees. this is oscar ma tee necessary, coming up on 60 years in disneyland, started in 1956, the year after it opened. he's 81. he's the theme park's oldest employee. he works at the carnation cafe and started as a busboy there, and now he cooks up food for thousands of people every year. >> at 81, that's very, very good. >> still working. coming up, growing controversy among new parents. >> should you sleep train your child if they refuse to fall asleep? one mother did it, and she said it's the best money she ever spent and hired a sleep trainer. >> big news, we're hearing this morning from olympic swimmer ryan lochte. can you guess what it is? that story in the skinny. you're watching "world news now." "world news now" weather brought to you by my pillow.

and my cold medicines' ugh, iwearing off.chtime i'm dragging. yeah, that stuff only lasts a few hours. or, take mucinex. one pill fights congestion for 12 hours. no thank you very much, she's gonna stick with the short-term stuff. 12 hours? guess i won't be seeing you for a while. is that a bisque? i just lost my appetite. why take medicines that only last 4 hours, when just one mucinex lasts 12 hours? start the relief. ditch the misery. let's end this.

take a look at this touching moment inside a california hospital. two formally conjoined twins meet for the first time since separation surgery last week. eva and erica shared a bladder, liver, parts of the digestive system and a third leg. doctors say they are recovering well, breathing well, and even sharing toys. >> yes, they are. although i think the one on the they will smile on the faces and had no idea anything changed. >> right. >> among the hardest things fo

a new parent to hear are the unrelenting cries of the children who can't fall asleep at night. >> some hire sleep trainers, critics say it's no more than letting them cry it out, but the question is, is it a good idea? >> reporter: working mom of two, katie, calls it the best money i've ever spent, paying someone else hundreds of dollars to sleep train her three month old baby. >> since we planned on hiring a sleep trainer, and we had a night away, we thought, you know, why not save myself the heart ache. >> reporter: online article, the 34-year-old real estate agent featured on hgtv's selling los angeles -- >> wow, look at this. >> great. >> reporter: at $30 an hour, bringing a professional in to manage the process was a no-brainer, planning a get away to a luxury california spa and resort because i didn't want to be in earshot of beau's weeping. being restful trying to enjoy

ourselves rather than dwelling on what was taking place at home. >> i was so nervous. i kept trying to come up with reasons why he was ready to do it yet. >> reporter: sleep training babies can be a controversial issue. >> it's not that black and white. often it's a blend of methods depending on the baby and patients. >> reporter: sharing thousands of times with many commenting, one writing, this is so selfish. another saying, if a woman doesn't have time to be a parent, she shouldn't have kids. but many came to her defense. writing, it helped put him on a schedule, and i'm all for making home life happy and rested for both parents. >> i know it's controversial for people who sleep train, but for

me, as a working mom of two, it's something i felt strongly about. >> reporter: what's right for one family is not right for another family. >> reporter: abc news, new york. and some people are hiring trainers as well, and other parents do it themselves. guide books on how to sleep train kids, and many give it a go. >> i mean, it's not just kids, though. adults too. >> i could cry it out method and hope it works. when we come back, the-time olympic gold medallist who is about to become a dad. >> and the one thing theight of the ten of the world's sexiest men have in common including jack, actually. what is it? >> huh. the skinny's next. "world news now"

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all right. time for the skinny starting with celebrity baby news. all right. time for the skinny starting with celebrity baby news. ryan lochte has 12 gold medals, and now expecting his first child. >> talk about he's got some swimmers. the olympic swimmer announced on instagram his fiance -- >> nice one. >> sorry. is pregnant with their first child. he wrote, my gift came early this year, i can't wait for next year, best news i've ever received, #cloudnine. >> he announced the engagement to the former playboy model in october, also on instagram, and they are reportedly planning to

get married in august or september. >> so lochte had a resur jans in popularity, on "dancing with the stars" after a run-in with locals in a gas station in rio and under fire for exaggerating the story a little bit. next to a quiz. what do eight of the world's ten sexiest men have in common? >> the terrible jowl? jack has it as well. >> i'm going with no. >> it's the scruff. facial hair on men is -- >> is that the sexy look? did you practice that in the mirror, jack. >> do that sexy look one more time.

>> facial hair on men is really and truly officially a thing. more than half of the men in "glamour" magazine for 2017 have some sort of facial hair, and eight out of ten sport beards. >> topping the list, 50 shades of gray's heart throb admitted without a beard his face looks, like, quote, a thumb. >> at no. 2, there's jamie not looking like a thumb to be clear. >> looking good. >> there's turner. rounding out the top five, robert pattonson, james mcavoy. any scruff there? luke evans? a beard? a mustache? considered -- >> a little on the cheeks, too. >> oh. >> on the chin. >> glowing it out. >> growing it out, yeah. >> that was the start of movember. >> only men in the top ten who are clean shaven, magic mike actor matt boehmer and

>> well, jack adds to the list later on. >> men can be sexy clean shaven too. >> exactly. so can some women. >> yeah. >> facial growth. >> speaking of sexy men, keith urban will not be seeing a lot, or perhaps any presents under the tree this year. >> so on the tour promoting the new movie, nicole kidman, his wife, revealed she's not getting her husband any gifts this year. not a one. >> yeahment the oscar winning actress says they choose not to spoil each other in the festive season. she said, however, that he'll get a kiss. >> that's a little something. admitting her two daughters want american girl dolls for christmas and candy, and joked they just want, want, want, want, so she's encouraging them to think of others instead letting them choose a charity to donate to. >> i like the idea. >> yeah. >> good concept. they have a lot of money. you know.

throughout the year. >> i think so too. i'm still looking at jack. er. easy booger man. take mucinex dm. it'll take care of your cough. fine! i'll text you in 4 hours when your cough returns. one pill lasts 12 hours, so... looks like i'm good all night! ah! david, please, listen. still not coughing. not fair you guys! waffles are my favorite! ah! some cough medicines only last 4 hours. but just one mucinex lasts 12 hours. start the relief. ditch the misery. let's end this. approaching medicare eligibility? you may think you can put off checking out your medicare options until you're sixty-five,

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what is hill climb racing 2. >> 2. >> the sequel. >> there was a first one. >> telling you, there's no original ideas anymore. >> all right. if you get bored of the top apps, you want to check out a movie this weekend, there's one that's very exciting. >> we tried to keep it a secret around here at disney. because we own the franchise of star wars, but tomorrow's much anticipated opening of star wars, expected to be the biggest december opening ever. here's lauren lyster. >> reporter: rogue one landing in theaters from far, far away

everyone loves. heros are not skywalkers, jedi or royalty, but a scrappy team of royal recruits. >> there's a lot of surprises in the film. >> reporter: and for filmmakers of this one, a special effects challenge, making digital models of models built 30 years ago taking place before the 1977 film. remember this classic opening explaining rebels, steel secret plan to the death star. >> i want to know what happened to the plan. >> reporter: those plans helping luke skywalker and pals blow it to smithereens. turns out, luke and the friends had the rogue one team of rebels. >> we just want more people to get to know the world of "star

wars," the universe of "star wars," and the rebels expected to drop the second biggest opening of all time after last year. that brought in $2.1 billion worldwide. box office expectations are lower phenomenon this. partly because of the different cast of characters. no hans solo or sky walker, but an appearance from the notorious villain, darth vader. abc news, los angeles. >> finally, we understand what is going on. now i understand. but she killed it for me. i know there's a higher plot. >> no, it's just the beginning. >> more surprises, yes. >> we'll have a review tomorrow. in insomniac theater. plenty of people are raving about it. >> practicing the force. this is abc's "world news now" informing insomniacs for two decades. nforming insomniacs for tw

making news in america this morning, baby, it's cold outside. an arctic blast of frigid air invading the country, 100 million from coast to coast feeling the bitter chill, low temperatures and the forecast coming up. we have breaking news of a water emergency as well. officials tell residents don't touch the tap water until further notice. yahoo! hacked. the company revealing the largest cyberattack in history. a staggering number of users affected. what do you need to do to stay safe. conjoined twins separated during a marathon surgery. see each other face-to-face for the very first time. we have the adorable video and good news on how they're doing.