below. we will be under an advisory all evening. joyce: tonight, breaking news. the heartwrenching audio just coming in from the courtroom. the bible study and the survivor, calling for help. and the chilling video tonight of the gunman in his backyard. also tonight, two officers shot, moments after they tell the suspect to pull his hand out of his pocket. attacks on american officers on the rise. also breaking, the massive e-mail breach tonight. authorities now saying 1 billion users had their personal information put at risk. names, addresses, e-mails and passwords. president-elect donald trump, huddling with tech titans today. many of whom publicly supported hillary clinton. what he told them today. new and stunning images from syria tonight. families trapped. the efforts to escape. the desperate calls for help.

100 million americans, temperatures below zero coming. and celebrating one of america's favorite dads. good evening. and it's great to have you with us here on a very busy wednesday night. and we begin with what authorities say is the biggest cyber attack of all-time. targeting a stunning 1 billion yahoo! e-mail accounts. the fbi is on the case tonight. the company revealing late today that hackers may have stolen user names, e-mail beyond that, personal information, including your phone number and your passwords. abc's chief business correspondent rebecca jarvis, leading us off. >> reporter: more than 1 billion yahoo! accounts hacked. the tech giant revealing tonight that an unauthorized third party stole massive amounts of user data in august 2013, potentially including names, e-mail addresses, phone numbers, dates of birth, even in some cases, security questions and answers.

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!. this is breaking as we're on the air tonight. 1 billion, a staggering number. we don't know who is behind it, but so many people have yahoo! e-mail accounts. what do you do? >> reporter: and the notification process is just gun, david. the e-mails are just going out. yahoo! is recommending tonight anyone with a yahoo! account should change their password, their e-mail, update that information, as well as their security questions, and beware of any suspicious e-mails. >> but change the password right now? >> reporter: all of it. >> rebecca jarvis leading us off. rebecca, thank you. we turn next tonight to difficult audio this evening, playing in a charleston

of nine black worshippers at a bible study. surveillance showing roof leaving the church with the gun in his happened. the jury seeing roof at target practice in his own backyard. and tonight, you will hear the audio from a survivor who called 911. that survivor saying roof approached her and asked, "did i shoot you " abc's steve osunsami is in charleston. >> he's coming, he's coming, he's coming. please. on this call for help, desperately trying to hide under one of these tables, while a gunman determined to kill black people is shooting her friends dead. she tint know it at the time, but he had plenty of target practice, seen here in his backyard with the same gun. >> did you see him at all? >> yes, he's a young, 21-year-old white dude. he's got it in his hand. he's reloading. >> how many shots has he fired? >> i don't know. there's so many.

call her miss polly, and by the time polly sheppard finished telling her story of survival today, nearly everyone in the packed courtroom stood on their feet to show her love. >> there's so many people dead, i think. >> oh, my god. >> reporter: miss polly was the last witness in the case against 22-year-old dylann roof. she says they had just bowed their heads to pray in this room, when the young white man they welcomed to their bible study started shooting in this historic black church. nine of her closest friends >> no, i can't. because he's still in the building. he's in the building, just come in the back door. >> reporter: she told jurors, "he asked me, did i shoot you yet? i said no. he said, i'm going to leave you alive to tell the story." he laughs it off in this fbi confession. >> do you remember telling that lady, i'm going to let you live so you could tell my story. >> yeah. i remember saying that. >> reporter: she tells us she's been frightened since. tonight, the brother of cynthia hurd, shot seven times, says roof deserves to die.

with dignity. and respect. he took that away from her. >> and steve osunsami with us live tonight from charleston. and steve, you were in that courtroom for this testimony today? >> reporter: david, yes. it was a difficult day for families on both sides of the courtroom. we saw many of them leaving through these courthouse doors, directly behind me, with tear stains on their faces. but not dylann roof. he sat there, staring into space. his lawyers didn't even call a so, closing arguments will begin in the morning. david? >> steve osunsami, who has been on this case from the start. steve, thanks. next tonight here, the alarming headline in georgia. six police officers shot in six days. dramatic body cam video showing two officers, both of them shot, after a suspect was told to get his happened out of his pocket. at least 64 law enforcement officers have been killed by guns this year. abc's senior justice correspondent pierre thomas with the video just released.

police stop about a stolen car. >> get your hands out of your pocket. >> reporter: the officer asking the suspect to show his hands. then, shots fired. >> oh! dispatch, i'm shot. >> reporter: in a split second, an apparently calm suspect firing away. captain michael schulman, body cram rolling, is shot under the arm. within seconds, schulman's partner, jeffrey martin, is shot in the hand. still trying to help his colleague out of arm's way. >> even after jeffrey got shot, he -- pulling him to the car to get him to the hospital. >> reporter: schulman worried he might die. >> i can't -- i can't -- i can't move, man. >> reporter: monday's shooting capping a violent week in which half a dozen georgia police officers have been shot. two killed. all part of a deadly year with the number of police shot in the line of duty is up a disturbing 69%. that georgia suspect has been caught, david, and charged with attempted murder. one of the officers still in

>> pierre thomas tonight. pierre, thank you. we turn now to president-elect donald trump, and the hike tech summit at trump tower today. industry executives sitting down with the president-elect today. some of them had publicly supported hillary clinton. tonight, what the president-elect told them in that room, as he also defends his pick for secretary of state, and this evening, how russian tv is now responding to mr. trump's choice of rex tillerson. here's abc's tom llamas. turning into silicon valley. the president-elect summoning the leaders of amazon, google, facebook, paypal and apple. some of whom publicly supported hillary clinton. >> we're going to be there for you, you'll call my people, you'll call me, it doesn't make any difference. we have no formal chain of command around here. >> reporter: but as trump welcomed industry leaders, he's

secretary of state, rex tillerson, amid charges that he's too tight with russian president vladimir putin. >> rex is friendly with leaders in the world we don't get along with. some people don't like that. they don't want him to be friendly. that's why i'm doing the deal with rex. i like what this is about. >> reporter: and apparently so does russia. tv newscasts there reporting "there are few americans who have such good relations with the russian president." the relationship built during tillerson's years as the ceo of exxon mobil. telling "the wall street journal" tillerson's come nation is, quote, "some kind of christmas gift from the american people to the russian people." putin himself sounding eager to meet trump face to face, saying, quote, "we're ready at any moment her from our side, there are no problems." tillerson now bracing for what could be a challenging confirmation hearing. it would only take three republicans to block his nomination. his record at exxon now under scrutiny.

tillerson saying he made it clear forei governments his focus was not on american exist, but exxon's terests. >> but i'm not here to represent the united states government's sbres. i'm not here to defend it nor and i here to criticize it. that not what i do. i'm a businessman. >> reporter: trump's decision to pick tillerson means that for the first time in 24 years, there are no women or minorities in the top 4 cabinet positions. and tillerson i millionaires and billionaires named to the min straight so far. >> tom llamas with us live tonight from trump tower. and tom, you were telling us, there is also news tonight about those classified intelligence briefings fos for the president-elect? >> reporter: trump dow played them this week. he was receiving them on one every week, but now that's changing to three times this week. we asked the transition team why, they said, they are just channg protocol. david?

tonight. tom, thank you. there is also news tonight involving the president-elect's choice to lead the department of energy his choice of former governor rick perry comes amid a standoff this evening with the department. mr. trump during the campaign reatedly saying he doesn't accept climate change assign tiffic fact. tonight, the agency is now refusing the request from the president-elect's team to name those who attended meetings about climate change. here's abc's chief investigative correspondent brian ross now. >> reporter: at the department of energy tonight, fears by employees and scientists that they will be targets of a witch hunt by a new president who has repeatedly insisted climate change is a scam. >> a lot of is a hoax. it's a hoax. it's a moneymaking industry, okay? the whole thing is crazy. the whole thing is crazy. >> reporter: the concerns among scientists came to a head when the trump team sent this list of 74 questions to the department of energy. in particular, question 27, asking for the names of all employees who have attended

or the social cost of carbon. >> they're 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 defiance, the obama energy department now says, it "received significant feedback from our workforce." adding, "we will be forthcoming with all publicly available information. we will not be providing any individual names." all this comes as the president-elect today announced governor rick perry to become secretary of energy. who famously could not remember the name of the energy department when it was one of three cabinet agencies he wanted to eliminate. >> i can't. the third one, i can't, sorry. oops. >> reporter: perry will take over an office now held by a nuclear physicist. this week, at a conference of leading environmental scientists in san francisco, there is outrage over what is happening. >> our communities are under

>> reporter: environmentalists had held out hope for trump after the president-elect met with former vice president gore and actor/activist leonardo decaprio. >> climate change is real, it is happening right now. >> reporter: but today, a trump transition official continued the public asult on established science. >> there was overwhelming science that the earth was flat and there was erwhelming science -- >> it's called ignorance. you learn over time. >> we were the center of the world. 100%. we get a lot of things wrong in >> let's get to brian ross on this, because the trump team now is backing away from that questionnaire? >> reporter: that's right, david. they told us, it was not authorized an that the person who sent it has been properly con selled. but they won't say is whether they're now going to withdraw that questionnaire. david? >> brian ross, you'll stay on this. next tonight, to the life threatening cold. 100 million americans facing sub-zero wind chills.

he hikers. let's get right to meteorologist rob marciano, tracking the cold tonight for us. hey, rob. >> reporter: hey, david. we haven't seen this stuff in awhile. you have to go back to 2005, where new york hit 24 for a high, and nearly 20 years to have this kind of december cold in chicago. look at the low temperatures tomorrow. zero as the low. negative numbers north and west of there. you throw in the wind child, minus 23 in minneapolis. that dangerous cold slides east on friday. minus 9 in boston,us meanwhile, oregon getting snow and ice again tonight. heavy flooding rain into california. and mountain snow. and this is our next midwest snowstorm friday night. david? >> rob, thank you. we're going to turn back overseas this evening and to our continuing reporting on syria. disturbing images coming in from aleppo all day today. reports of a possible cease-fire back in place, but this one, after the one just last night fell apart. followed by images like this

thousands of families have evacuating the city. and in paris that hour, the eiffel tower dark for the people of aleppo. abc's alex marquardt tonight, who just left syria. >> reporter: the deal didn't even get off the ground before it died. heavy bombardment resuming today in eastern aleppo. dashing hopes that desperate civilians would be bussed to safety, and the remaining rebel fighters taken out of the city. the fighting so intense, aid workersad government-controlled aleppo for safety. >> it's just constant explosions in the air. and then, all of a sudden, it's a full-blown battle once again. >> reporter: the rebels still hold a tiny sliver of territory in this pivotal battle for syria's biggest city. tens of thousands of civilians have escaped the fighting, while thousand more, many of them anti-regime, are believed to be inside and too afraid to flee. along with doctors and activists, they have been sending frantic messages calling

>> for my activity, and i will be executed or tortured until death. >> reporter: there are hopes that this cease-fire can get back on track. maybe even as soon as tonight, but as we've seen, everything is so fragile, so complex because of all the different actors on the ground. david? >> alex marquardt in the region for us again tonight. alex, thank you. and back here at home, and to a sign the economy is improving. the federal reserve today raising interest rates a quarter per sent. rates on credit cards for every $1,000 balance, you'll pay $25 more a year. the biggest impact, economists say, is on mortgage rates, which are already raising. homeowners would pay about $100 more a month. the dow did react today by losing ground, but still within striking distance of 20,000. there is still much more ahead on "world news tonight" this wednesday. the courtroom stunner. a woman accused of hiring a hitman to take out her husband.

today. will she be tried again? the new headline breaking tonight involving jonbenet ramsey in the case so many have followed for years. and later tonight, an american dad. the tributes pouring in for one of tv's favorite dads, alan thicke. kids to get a repair estimate. liberty did what? yeah, with liberty mutual all i needed to do to get an estimate was snap a photo of the damage and voila! voila! company had that... wait! hold it... hold it boys... there's supposed to be three of you... where's your brother? where's your brother? hey, where's charlie? charlie?! you can leave worry behind when liberty stands with you. liberty stands with you? liberty mutual insurance coaching means making tough choices. jim! you're in! but when you have high blood pressure and need cold medicine that works fast, the choice is simple. coricidin hbp is the only brand that gives powerful cold symptom relief

next tonight, a mistrial declared in a case making national headlines. the woman accused in a murder for hire plot involving her husband. video. the jury was split. here's abc's ryan smith. >> reporter: tonight, a florida judge announcing a bombshell. >> i'm now declaring this case mistried. >> reporter: a mistrial. that jury hopelessly divided, 3-3, in the second trial of dalia dip leitao. the 34-year-old accused of hiring an undercover officer, posing as a hitman to kill her newly wed husband of six months in 2009. >> you definitely want to do this?

sure. >> reporter: those videos shows dippolito with the government informant, and later, reacting to a fake crime scene. >> is your husband michael? i'm sorry, ma'am, he's been killed. >> reporter: and the defense arguing the police department set her up to impress the crew of the tv show "cop"cops." she's now returning to house arrest while her ex-husband, left dumbfounded. >> all she had to do was divorce me. announcing they'll try her for a third time. her defense team saying, quote, we are absolutely ready for round three, adding, tell them, we can't wait. david? >> ryan smith tonight. ryan, thank you. when we come back here, the famous yoga name found dead in his home. a suspicious circumstance. also tonight, 20 years later, a new turn in the unsolved murder of jonbenet ramsey. and just in time for the holidays, amazon unvaming delivery by drone. it took just 13 minutes.

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to the index. and to a new attempt to solve one of the nation's host high profile unsolved murders. officials in colorado will use new dna technology to investigate the killing of jonbenet ramsey. an investigation by the local boulder newspaper into possible flaws in previous dna testing. in california tonight, authorities calling the death of a yoga mogul trevor tice found dead inside his 3 million does home in san diego. no word yet on the cause of death yesterday, but police describing suspicious circumstances. just in time for christmas, gifts arriving by drone. delivers after a 13-minute flight in the uk, just a test run. when we come back tonight, remembering one of america's favorite tv dads. and word coming in tonight from

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sk your doctor about taltz. finally tonight, celebrating the tv dad who helped us with our growing pains. a role nearly ? it's been almost 25 years since that iconic '80s theme song. but it turns out, america's dad could have been someone else. >> at the time, abc was interested in a couple of actors and finding the right vehicle for them. "growing pains" was own of the vehicles. i was one of the guys. and the other guy was bruce willis.

been a chance i would have been in "moonlighting." >> reporter: alan thicke was born in 1947 in ontario, canada. he didn't even see a tv set until he was 7 years old. later, one of tv's most famous dads. >> not only is this my son, this is my best buddy. >> reporter: he was more than an actor, he wrote music. the theme songs to the '80s sitcoms, "different strokes." and "the facts of life." ? the facts of life ? >> reporter: music runs in his family. his son, robin thicke, who tonight says his father was the best man he ever knew. one of his mlast tweets was a message to new fathers. love, and then love so more. remembering alan thicke. thank you for watching tonight.

? >> now on wisn 12. mark: from extreme cold to this. more snow. more is coming up. joyce: and a man who hit it big, followed home and robbed. the latest from green bay on aaron rodgers' injury. kathy: and an incredible surprise for this 93-year-old world war ii veteran. joyce: now at 6:00, the big chill sets in. seriously cold temperatures move in. kathy: bringing with it dangerous wind chills. 12 news spotted people all bundled up, while braving the cold near the marquette university campus. you can't have too many layers on over the next couple of days. joyce: the wind is not only making it feel colder out there, but it's also blowing the snow around. this is waukesha, where the snow was blowing off the roofs of houses and on to roads, use a little extra caution when driving around tonight. joyce: let's go right to chief

mark, a wind chill advisory kicks in in just a few hours. i cannot believe we are not already in an advisory. mark: right. we are moving out of the dangerous category, but it will be getting worse. it will begin at 9:00 tonight and continue until 10:00 on thursday morning. it will not get warmer magically at that point, just warm enough. we and feels like seven below in milwaukee. bundle up. it will be getting worse. everybody 15-20 degrees below zero this evening. and it will continue tomorrow morning. it will be tough to take. make sure the kids are bundled up and keep them warm in the car. we have an arctic blast in place