bernie sanders took a few punches from the former first lady on debate night. >> the kind of criticism that we've heard from senator sanders about our president i expect from republicans, i do not expect for someone running for the democratic nomination to succeed president obama. >> madam secretary, that is a low blow. >> and the fbi is looking into a deadly machete attack at a columbus restaurant as a possible terror attack. plus, dozens killed at a massive riot at a mexican prison. and is it really worth risking the zika infection. and plenty to keep you entertained during thiz frozen valentine's day weekend. "early today" starts right now. good to be with you. millions of americans are bracing for dangerously cold

day weekend. a polar vortex bringing bone chilling weather all the way down the florida. and whiteout conditions along sections of the new york thru way and in scranton nearby homes power lines all coated in ice. i can't even remember we've dropped this low in the northeast. so, i don't even know what that feels like. >> and you're not going to like it either. it's going to be a really, really cold weekend across many spots. we are looking at some dampgngerous cold. this is the leading edge of the arctic air. 19 below for the wind chill in international falls and normally

it will sweep down the south and east and all the places under wind chill alerts. that means how it feels will drop to 35 below zero. that's dangerous cold. you need to layer up. and it looks like areas of the southwest will be in the 80s this weekend. so, it's not everywhere. >> thank you very much. next to politics as the two democratic presidential candidates faced off in milwaukee last night. from civil rights and even henry kissinger. >> she talked about getting the approval or support or the mentoring of henry kissinger. now, i find it rather amazing because i happen to believe that henry kissinger was one of the most destructive secretaries of state in the modern history of

i am proud to say that he is not my friend. i will not take advice from henry kissinger. >> i know journalists have asked who you do listen to on foreign who it is. >> one of the biggest back and forth came when clinton jabbed sanders for not supporting president obama. >> today senator sanders said president obama failed the presidential leadership test and this is not the first time that he has criticized president obama. in the past he's called him weak, a disappointment. and i couldn't disagree more. the kind of criticism that we've heard from senator sanders about our president i expect from republicans, not from someone running for the democratic nominations to succeed him. >> madam secretary, that is a low blow. i have work would president obama for the last seven years.

we lived in a democratic society. last i heard a united states senator had the right to disagree with a president, including a president who's done such an extraordinary job. so, i have voiced criticisms, maybe you haven't. i have. >> later, sanders hit back on critics saying only clinton's campaign was historic and he was thwarting history. >> well, you know from a historical point of view, somebody with my background, somebody with my views, somebody who has spent his entire life taking on the big money interests, i think a sanders victory would be of some historical accomplishment as well. >> and the twitter discussion was a dead tie although sanders got more followers and clinton was able to narrow the gap from

and now to the republican race and frontrunner, dondenald trump who is hiting all of the group. he took time to autograph a mohawk sporting baby and a bedazled trump pacifier p.. for much of the day trump was in a heated back and forth with nemesis cruz after he said trump and rubio are with president obama on gay marriage. and he said cruz is a liar and crazy and dishonest. >> reporter: making some 25,000 phone calls a day to topple donald trump here like he did in iowa. >> in the state of south carolina, i don't think people are interested in someone, a republican candidate who's pushed partial birth abortion. >> reporter: cruz's strategy, paint trump as more liberal, with more ad said like this one

>> he pretend to be a republican. >> reporter: for his part, trump seems to be playing a more positive political campaign than before. >> it's going to be such an unbelievable -- >> reporter: but in the more mannerly south, his colorful language may bowe a big turn off. >> it's crass. >> it's not how you want your president of the united states. >> you turn on the tv and you have a leading presidential candidate saying profanity from a stage. >> reporter: marco rubio and jeb bush taking jabs that frontrunners and at each other. >> jeb bush has no foreign policy experience, period. >> reporter: trying to prove two-man fight. it was a dramatic end to a

wildlife refuge. four remaining wildlife activists surrendered after hours of tense negotiations. david frey had refused to come out but finally turned himself in. all expected to have an arraignment today. the refuge will remain closed to the public for weeks. meanwhile, the father of two activists taken into custody two weeks ago was also arrested after landing at the portland airport. he faces several felony charges from two years ago in nevada. four people remain hospitalized after a frightening attack at an ohio restaurant.

head scarf came in shortly after 6:00 p.m. local time. he entered the nazareth restaurant and reportedly began attacking people with a machete. diners threw chairs and other objects to stop the attack. minutes later, the suspect was stopped and police unsuccessfully tried to taser him and he then lunged at officers with a machete and a knife and he was fatally shot. as of now they're not calling it terrorism. a prison battle between rival drug gangs in northern mexico. mexican officials say the fight started around midnight thursday between a faction of the infamous zedas gang and another group. authorities say there was no gun fire. the situation is now under control and they have ruled out

and the riot comes less than a week before pope francis is prison. now over 100 years later, we finally heard this. looking for. >> those are waves that came from a collision of two black holes, burst 20 times as big as the sun. the waves are ripples in space time, similar to dropping a rock into a pond. the discovery proves the last piece of einstine's theory of relativity. and now meteorologist,ing into the grips

>> we will be inside, the reason why, this polar vortex, or a piece of it, will be heading our direction. a high of only 9 in minneapolis. we'll see the winds relax a bit, yesterday you heard them rattling. it looks like that will subside but tomorrow, throughout the weekend, get ready for some very bitter cold across the country. now a look at the weather where you are. we're look ath showers and lake effect snow in the midwest. and highs only in the single digits and nicer out the west. so, good news, it only lasts about 48 hours. by monday, already getting better. >> but it's going to be a brutal 48 hours. new details on the rest of

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it's ok! early this morning, the u.s. and other world powers made a major break through in the syrian civil war. >> we have agreed to implement a nation-wide sesation of hostilities. to begin in a target of one week's time. >> the diplomats also agreed to the immediate delivery of humanitarian aid to the syrian people. the ceasefire does not apply to military action such as terrorist groups like isis. a judge ruled that hillary clinton's emails be released before super tuesday. south carolina primary and super

this man in kingston, england is tripping an accused police. the suspect runs closer, just casually sticks out his leg, him. and a 5 alarm fire engulfed a massive new jersey warehouse. amid freezing temps, firefighters from at least five towns battled the blaze. fortunately, no injuries were reported. we get down to business. late news about a possible oil deal helped can cut stock losses in half. uber has agreed to pay $28 million in lawsuits brought by riders who say the service misrepresented their safe ride

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this morning on "today," just in time for valentine's day, jeff rossen investigates whether science can predict ever lasting love. on thursday cdc announced that puerto rico could be the next hot spot for the zika virus and the u.s. olympic committee is paying attention and one of their star players speak out. >> reporter: the u.s. olympic

will compete in areas more vulnerable to zika, one in the amazon rain forest and another where the zika cases are especially high. >> i don't think the soccer game needs to be that close to the rain forest where there's even more mosquitos. >> reporter: new research found more evidence linking zika to babies born with microensefally. there were five during the london games of 2012.

what kind of steps are going to be taken to make sure everything is safe and secure. >> reporter: with women making up half the american team, the countdown to the olympics is on. nbc news, new york. and just ahead, a big valentine's day weekend ahead at the movies. we'll tell you what's hot. plus, combining the amazing guys of okay go, zero gravity. the results, just fabulous.lous. medicare part d prescriptions, walgreens says, carpe med diem. seize the day to get more out of life and medicare part d. just switch to walgreens for savings that'll be the highlight of your day. now preview the cost of your copay before you fill.

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how about some entertainment news now. pop rock band, okay go has claimed they have made their first music video in zero gravity. going viral just yesterday. it currently has over 20 million views online. i would guess that's special effects. but it's the real deal. nbc announced yesterday that the popular day time drama "days of our lives" has been renewed for the 51st season. >> my mother will be very happy. >> a lot of people too. netflix "masters of none" will be returning for a second season in 2017. more binge viewing for you. and hitting theaters today, the highly anticipated "zoolander" sequel. so, get the blue steel ready.

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leading the news in l.a. times, obama creates three new national monuments to protect 1.8 million acres in the california desert. joshua park to create the second largest desert preserve in the world. president obama has set aside more of america's lands and waters for preservation than any of his predecessors. the 50-year-old man from ontario canada went missing 30

it turns out he suffered a head injury at 21 and only now started to remember. amazing story there. the massive methane gath leak in porter ranch has finally been stopped. it forced thousands to flee their homes. the southern california gas company says the well may be permanently sealed in the coming days. and the city asked them to pay $500 for tamir's ambulance ride and treatment after he was shot by a police officer november 2014. he said there was no intent to send an unpaid medical bill to the family. and check out this video of congressman of california. he's vaping during a congressional hearing on the

he was making a point that they have helped thousands of people quit smoking, including himself. a 93-year-old world war ii vet from virginia flew to australia to reunite with his former girlfriend. they did it for the first time in over 70 years. it was morris's son who found her long lost love. they reconnected over skype and plan to spend valentine's day together. right now, pope francis is headed to cuba for a historic meeting with a pate rearc of the russian orthodox church. and he's supposed to meet with other officials in mexico.

bill rustle turns 82. this is wcnc nbc charlotte morning news. >> whenever we have winter weather we have to be very concerned about black ice. >> right now at 4:30, preparing for the worst, what road crews are doing right now to keep you safe on the streets as a wintery mix heads our way. >> they have to be sent clear messages that cms will not tolerate it. >> plus standing up, what happened to a charlotte student this week that has this mother, a mother up in arms. >> the more of them you can have in your coalition, the more likely you are to win. >> good morning, thanks for joining us here at 4:30, i'm