making news in america this morning, breaking overnight, a terror attack happening now. gunmen storming a university open fire on students and professors. the details just in. big endorsement. sarah palin returning to the national stage throwing her support behind donald trump. plus, more bad news for hillary clinton. the newest polls showing bernie sanders pulling away.

winter happening right now in pakistan. >> the dead include students, university staff and at least one professor with at least 80 people shot. officials do tell us that four far. all of the buildings and rooftops at the university have now been taken over by killed 150 people. most of them there children. we'll continue to monitor this operation taking place in pakistan. the surging poll numbers and big name endorsements rocking the campaigns of both democrats and republicans. >> in iowa sarah palin last

her signature sass and slammed president obama and came down hard on the republican establishment for attacking their own front-runner. abc's megan hughes joins us from washington with the latest. good morning. morning. sarah palin will hit the trail in iowa again today with a town hall this morning and a rally this afternoon as she stumps with trump. >> are you ready to make america great again? >> reporter: could sarah palin's endorsement pull donald trump over the top in iowa? >> he is beholden to no one but we the people of the he's going rogue left and right, man. that's why he's doing so well. >> reporter: the tea party favorite rambled, rhymed, hit the media and through in her favorite phrases. >> it's time to drill, baby, drill down and hold these folks accountable. >> reporter: not everyone is so enthusiastic. "the new york daily news" headline, i'm with stupid.

reality star also bad news for ted cruz who palin backed when he ran for senate. >> regardless of what sarah does i'll always remain a big fan. >> reporter: the endorsement puts a dent in the attacks on trump's new york values from cruz and rush limbaugh. >> there are a lot of conservatives who think that he is a wolf in sheep's clothing. >> well, i am a real conservative and rush has been terrific to me. >> reporter: on the democratic side clinton has been racking up her own big endorsements like the human rights campaign and planned parenthood but a new poll shows bernie sanders with a 27-point lead in new hampshire. >> the inevitable candidate does not look quite so inevitable as she did 8 1/2 months ago. >> reporter: hillary clinton still has a double digit lead nationally. her campaign is already

and demands he step down snyder will release his e-mails on the water crisis later today. after some time to adjust to

ic. major american cities in the women should eat to boost their baby's brain power. plus, a growing concern, a mosquito born disease affecting unborn babies. the cdc urging testing as cases emerge in the u.s. and this is caught on camera.

well, these are certainly fighting moments for a brave man in -- mom in florida. two would-be carjackers runs towards this car. the first locks the door, then they try to steal the car. her two kids are in the backseat. the two man and a woman were arrested a short time later. a memorial will be held friday for the 12 marines who disappeared last week off the coast of hawaii. the coast guard called off the search for survivors overnight after an intense five-day effort to find the 12 marines. they were on board two helicopters that are believed to have collided during nighttime training exercises. a major business headline this morning. low fuel prices are helping the airlines in a big way. for delta spending less on fuel contributed to making nearly a billion dollars in profits last year. delta's stock was up because it expects to save 3 billion this year on fuel. revenue is down and one reason

more than 40% of americans didn't take any vacation days that's quite a bit. the same survey found one in every six workers took fewer than five days off. one reason, fewer workers are receiving paid vacation time. well, lover of french fry, everyone loves chocolate. mcdonald's figured combine the two. the mcchoco potato. two different dipping sauces. one problem, for you chocoholics it's only available in japan starting a week from today. >> they had the black bun, the green bun. >> i didn't foe you were into the bun. >> all right. when we come back, star power, george clooney now controversy. plus, real-hero jamie foxx pulling a man from a fiery wreck

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before i had the shooting, burning, pins-and-needles of diabetic nerve pain, these feet were the first in my family to graduate from college, raised active twin girls, and trained as a nurse. but i couldn't bear my diabetic nerve pain any longer. so i talked to my doctor and he prescribed lyrica. nerve damage from diabetes causes diabetic nerve pain. lyrica is fda approved to treat this pain. lyrica may cause serious allergic reactions or suicidal thoughts or actions. tell your doctor right away if you have these, new or worsening depression, or unusual changes in mood or behavior. or swelling, trouble breathing, rash, hives, blisters, muscle pain with fever, tired feeling or blurry vision. common side effects are dizziness, sleepiness, weight gain and swelling of hands, legs, and feet. don't drink alcohol while taking lyrica. don't drive or use machinery until you know how lyrica affects you. those who have had a drug or alcohol problem may be more likely to misuse lyrica. now i have less diabetic nerve pain. and i love helping little ones get off on the right foot. ask your doctor about lyrica.

you're on to the next thing. neutrogena rapid wrinkle repair has the fastest retinol formula to visibly reduce fine lines and wrinkles in just one week. neutrogena . a southern california man is telling a true fish tale this morning with video to prove that he hooked a great white while fishing off a pier. really? at least for a time. he struggled with the shark for some time until it finally broke free and swam away. shark experts say el nino's warmer waters likely drew it closer to shore.

expect another round of rain and snow in the pacific northwest. also watch out for rain and snow as a mix to slow traffic in the ohio and tennessee valleys and wet roadways along the central gulf coast. well, this morning driver fatigue is suspected as a possible cause in a deadly greyhound crash in northern california. >> sleeping passengers on the l.a. to san francisco overnight trip awoke to horror as the bus overturned on the rain-slicked highway. one saying the bus was seesawing on the highway median. passengers say the driver appeared to doze off moments before the accident and south san jose. two women died. the ntsb is now investigating. a tennessee local sheriff says searchers have not given up hope on finding a missing 2-year-old alive. even though it's been six days since the boy disappeared. hundreds of volunteers have been braving brutal cold in rural tennessee. some 85 miles east of memphis. the cold last night was a little too much so the professionals took over.

is not under suspicion despite what has been put out there in social media. two pregnant women in illinois have been found to be infected with the zika virus. health officials say the expect apartment mothers had recently visited countries where the virus is located. the cdc recently issued a warning about the virus which can cause severe birth defects in children. it is spread through mosquito bites and found in certain caribbean and latin-american countries. despite previous warnings that pregnant women should avoid certain fish, scientists now say eating some seafood may boost brain developments in their babies. researchers in spain found that three to four servings of fish a week led to higher i.q. scores and decreases in the autistic spectrum and were surprised to find the results especially strong from fatty fish like tuna. >> sogeorge clooney says hollywood

and that african-americans have a legitimate beef with the film industry but he says it's not so much a problem of who is being nominated for oscars as it is the type of role as valuable to minorities, especially in quality films and clooney says as bad as the problem is for blacks it's even worse for hispanics. tune in to "good morning america" to hear director spike lee speak exclusively on his boycotting of the academy awards. it's a baseball hall of fame. pete rose will be inducted into the cincinnati hall of fame this summer. the baseball commissioner decided not to lift rose's lifetime ban for betting on baseball. one reason, the reds are making the announcement now, good to know. >> time now for some more sports. there were a couple of upsets in college basketball last night. >> details from our friends at espn. >> he's stan, i'm neil. we're going to do highlights, especially for you. >> yep, we're going to start with college basketball.

state, something about stillwater doesn't agree with bill self. five loss, eight trips there while most visiting team. the dunk here and evans to shine for the three. oklahoma state up 14 and can start to feel it. evans going to help him finish it. jayhawks fall in stillwater for the third straight season. cowboys take it 86-67. oklahoma state, well, they're storming the court. >> bill self went to oklahoma state. they tried like heck to hire him away from kansas. all right, this is georgetown/xavier. trey campbell who is on fire from beyond the arc, now, not literally but figuratively in the first half here. 17 point, 5 of 6 from three. georgetown up 6. this is the fifth ranked team. xavier is and they'll come back,

no, they're not. 81-72, hoyas. >> crazy season in college basketball. already 19 top five teams have lost. that's the most ever by this point on the calendar. >> you got that from ryan feldman in research. >> back to you. >> nice, thanks, ryan. >> another case why there should be more women in the sport. >> yeah, yes. up next in "the pulse," the new list, the worst passwords to use online. act comedian and now hero. jamie foxx talking about his life-saving rescue. my opioid pain medication is slowing my insides to a crawl. millions of people are estimated to suffer from opioid-induced constipation, oic, caused by the opioids they use to manage chronic pain. oic is a different type of constipation. opioids block pain signals, but they can also block activity in the bowel. i'm really struggling

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hollywood a-lister turned superhero. >> actor jamie foxx pulled a crash victim from his burning truck monday night. it happened in front of foxx's estate north of l.a. with the driver trapped inside of the burning vehicle. foxx and another man broke the window, cut the seat belt and dragged the victim out. foxx is now downplaying his actions. >> i don't look at it as heroic. i just look at it like, you know, you just had to do asking. you know, and it all just worked out, man. without going into it too far it all worked a horrific situation. glad he saved the day. >> big up to the other guy who helped out, as well. speaking of big news, talking about news for fans of pee-wee herman.

screen for the first time since 1990. >> netflix is out with a teaser of "pee-wee's big holiday" where a mysterious stranger inspires him to take a vacation for the first time ever. >> ah, the traffic light. just like i've seen in "national geographic." >> pee-wee star paul rubens looks pretty much the same as he did ever, amazing when you consider he's 63 years young. >> he ant aged since the '80s. how is that possible. >> good doctors. >> you can catch it on netflix starting in march. >> yeah, this is always funny like the new list of the most popular as well as the worst passwords. unfortunately looks a lot like the old one. it's amazing how some people just don't get it. okay, so tops on the list, 123456, second is password. >> and number three is 12345678. and fourth are the letters under

i never would have guessed this. qwerty. >> qwerty. >> okay. you might as well post your personal data on a hacker's website if you use one of these. >> i do that too. get this, it is so cold in minnesota. >> how cold is it? >> come on. this week you might say residents are freezing their pants off or so it would seem in one minneapolis neighborhood. tom grotting said he started creating these slack sculptures five years ago. >> there's no telling where he'll put. some are placed in front of the yard. others are found walking down the snow sidewalk. oh, he says the only ones who don't think it's cool are his teenage kids. i could see why. i would feel embarrassed. >> dad jokes but i still don't get how he gets them to stand up. >> it's so cold in minnesota, i've been trying this all morning long. >> more news after this.

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tum, tum, tum, tum smoothies! only from tums our top stories this morning, sarah palin throwing her heavyweight star power behind donald trump. she'll be joining the republican front-runner at two campaign events later today. the death toll is expected to rise after a terror attack on a university in pakistan. students and professors are among the dead and injured. at least four attackers have been killed. the governor of michigan apologizing to people of flint over the contaminated water crisis and pledged millions of dollars more to help. rick snyder says he will release his e-mails on the crisis later today. looking at today's weather, chilly in the east with stomach snow. so bring a coat. mostly light rain from the lower midwest stretching south. rain and snow in the midwest, the northwest and mild in the southwest. okay, so it's officially tax time and while the irs is taking

it isn't scammed taxpayers may not be so lucky. >> crooks are calling people on the phone demanding they pay back taxes threatening them if they don't pay up immediately. mary bruce has the latest. >> reporter: listen to this call. >> before there is an arrest warrant issued, i want you or your attorney to give us a call back. >> reporter: from someone claiming to be an irs agent telling you to pay up or else. >> within the next hour they will be at your doorstep to handcuff you and put you behind bars. >> reporter: the government launching a new campaign warning you to be on high alert for scammers as tax season begins. melissa dagan says she was conned out of more than $15,000. >> i would like, what can i do to fix this? there is no way i can be arrested. >> reporter: 35,000 victims losing more than $26 million, the number of these calls tripling in the last year to nearly 1 million. even the treasury department's call. >> at the end i had the joy of coming. you called the wrong guy.

it's fake. it's not the irs if. >> if you don't pay money immediately you'll be arrested. >> reporter: the real irs never threatens. they always send a letter first. these scammers are changing their game as people become more aware but what hasn't changed these threatening alls, ifyou receive one, report it. but first just hang up. mary bruce, abc news, washington. >> they've got a tactic where they use spoofing and have caller i.d. where it looks like they're calling from the irs. remember, they always contact you initially by mail, never via phone calls. >> here's the thing about this, these scams are also -- they can e-mail you or use official irs letterhead in the e-mails or on the mail. >> makes it seem like it's them. >> exactly. >> also a reminder tax season is approaching. don't be an april fool, folks.